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CN109243404A - Digital scanning amplification system - Google Patents

Digital scanning amplification system Download PDF

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Publication number
CN109243404A
CN109243404A CN201811171338.8A CN201811171338A CN109243404A CN 109243404 A CN109243404 A CN 109243404A CN 201811171338 A CN201811171338 A CN 201811171338A CN 109243404 A CN109243404 A CN 109243404A
Authority
CN
China
Prior art keywords
module
light
signal
power supply
amplification system
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201811171338.8A
Other languages
Chinese (zh)
Inventor
赵云娥
于航
黄锦海
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wenzhou Medical University
Original Assignee
Wenzhou Medical University
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wenzhou Medical University filed Critical Wenzhou Medical University
Priority to CN201811171338.8A priority Critical patent/CN109243404A/en
Publication of CN109243404A publication Critical patent/CN109243404A/en
Pending legal-status Critical Current

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Classifications

    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/22Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators characterised by the display of characters or indicia using display control signals derived from coded signals representing the characters or indicia, e.g. with a character-code memory
    • G09G5/24Generation of individual character patterns
    • G09G5/26Generation of individual character patterns for modifying the character dimensions, e.g. double width, double height
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/004Optical devices or arrangements for the control of light using movable or deformable optical elements based on a displacement or a deformation of a fluid
    • GPHYSICS
    • G02OPTICS
    • G02BOPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28Systems for automatic generation of focusing signals
    • G02B7/282Autofocusing of zoom lenses
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09GARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G5/00Control arrangements or circuits for visual indicators common to cathode-ray tube indicators and other visual indicators
    • G09G5/10Intensity circuits

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Studio Devices (AREA)

Abstract

本发明公开了一种数码扫描放大系统,包括输入模块、控制模块、转换模块、执行模块和显示模块;输入模块分别与控制模块、转换模块和执行模块数据连接;控制模块还分别与转化模块和显示模块数据连接;转化模块还与执行模块数据连接;输入模块包括位于第一光轴上且依次排列的可变透镜、无极变倍器、半透半反镜和成像传感器,以及设置在第二光轴上且依次排列的光源、聚光镜和感光器;半透半反镜位于第一光轴与第二光轴的交叉点上,且半透半反镜在第二光轴上的位置在聚光镜和感光器之间;成像传感器拍摄生成成像信号,感光器检测生成光能信号。本发明实现了辅助阅读设备的自动对焦与无极变倍放大,从而有利于阅读者操作和提升阅读舒适感。

The invention discloses a digital scanning and amplifying system, comprising an input module, a control module, a conversion module, an execution module and a display module; the input module is respectively connected with the control module, the conversion module and the execution module in data; the control module is also connected with the conversion module and the execution module respectively; The data connection of the display module; the conversion module is also connected to the data of the execution module; the input module includes a variable lens, a stepless magnification changer, a half mirror and an imaging sensor which are arranged on the first optical axis and are arranged in sequence, and are arranged on the second optical axis. The light source, the condenser lens and the photoreceptor are arranged in sequence on the optical axis; the half mirror is located at the intersection of the first optical axis and the second optical axis, and the position of the half mirror on the second optical axis is on the condenser lens Between the sensor and the photoreceptor; the imaging sensor generates an imaging signal, and the photoreceptor detects and generates a light energy signal. The invention realizes automatic focusing and infinitely variable magnification of the auxiliary reading device, thereby facilitating the operation of the reader and improving the reading comfort.

Description

Digital scanning amplification system
Technical field
The invention belongs to optical correlation apparatus fields, and in particular to a kind of digital scanning amplification system.
Background technique
With the growth of human longevity and other a variety of causes, the number of people with visual impairment is being increasing.Many books The word on information mediums such as report is all too small for them not to be seen.Certain vision disorders even can not by band presbyopic glasses come It solves.Therefore, it is necessary to which other technologies means is taken to amplify font.
Optical loupes are one of main technological means.Its essence is a convex lenses, pass through simple optics Principle realizes amplification, there is spheric glass and aspherical lens two types.It is at low cost since optical loupes are easy to carry, because This its using wide.But its right existing defects, and at least two o'clock is insufficient: first is that, for spheric glass, due to taking The principle of pure optical amplifier, therefore there is inevitably apparent distortion in the edge of mirror.This is in long-time reading process People can be allowed to generate spinning sensation, it is serious to there is also the adverse reactions such as vomiting;And although aspherical lens are able to solve distortion, so And and be not thorough, and it is expensive.Second is that the amplification factor of optical loupes needs to change with text or picture size and become Change, real-time perfoming is needed to manually adjust.And since the brightness of pure optical loupes itself is not also high, reading can be caused very big Puzzlement.
Summary of the invention
The technical problem to be solved by the present invention is to how realize that the auto-focusing of aid reading equipment is put with electrodeless zoom Greatly, to be conducive to reader's operation and promote reading comfort sense.
To solve the above-mentioned problems, the present invention provides a kind of digital scanning amplification system, which is characterized in that aobvious including controlling Show all-in-one machine and input module;Control display all-in-one machine includes control module, conversion module, execution module and display module;It is defeated Enter module respectively with control module, conversion module and execution module data connection;Control module also respectively with conversion module and aobvious Show that module data connects;Conversion module also with execution module data connection;
Input module is transferred to control module for obtaining imaging signal and light energy signal, and by imaging signal, by luminous energy Signal is transferred to conversion module;
Control module, for generating control signal according to imaging signal and luminous energy digital signal and being transferred to conversion module, And imaging signal is transferred to display module;
Conversion module, for converting light energy signal as luminous energy digital signal and being transferred to control module and conversion and control Signal is to execute signal and be transferred to execution module;
Execution module, for adjusting input module according to signal is executed;
Display module, for showing image according to imaging signal;
Input module includes variable lens, the electrodeless zoom device, semi-transparent semi-reflecting lens on primary optic axis and being arranged successively And imaging sensor, and the light source, condenser and photoreceptor on the second optical axis and being arranged successively are set;Semi-transparent semi-reflecting lens position On the crosspoint of primary optic axis and the second optical axis, and position of the semi-transparent semi-reflecting lens on the second optical axis is in condenser and photoreceptor Between;Imaging sensor shooting generates imaging signal, and photoreceptor detection generates light energy signal.
Further, variable lens include shell, the first light-transmitting plate, the first elastic light-transmissive film, the second elastic light-transmissive film, the Two light-transmitting plates, the first DC power supply, the second DC power supply and conducting rod;Shell is cylindrical in shape, including sequentially connected first segment, Two sections and third section;First segment and the first light-transmitting plate, the first elastic light-transmissive film enclose the first cavity;Second segment and the first elasticity Light-transmissive film, the second elastic light-transmissive film enclose the second cavity;Third section and the second elastic light-transmissive film, the second light-transmitting plate enclose the Three cavitys;First segment and third section are electrode layer;Second segment is insulating layer;Non- pole of insulating is equipped in first cavity and third cavity Property solution;Conducting solution is equipped in second cavity;The anode of first DC power supply is electrically connected with first segment, and cathode passes through conducting rod It is electrically connected with the conducting solution in the second cavity;The anode of second DC power supply is electrically connected with third section, and cathode passes through conducting rod It is electrically connected with the conducting solution in the second cavity.In fact, the second cavity, which is one, adjusts the convex of diopter size by voltage Lens.
Further, electrodeless zoom device includes multiple variable lens.The optical center of multiple variable lens in electrodeless zoom device It is respectively positioned on primary optic axis.The optical center refers to the optical center of the second cavity.
Further, execution module includes the voltage and the second direct current for adjusting the first DC power supply to the adjustment of input module The voltage of power supply.Preferably, execution module can be servo motor.
Further, the adjusting of the voltage of the adjusting and the second DC power supply of the voltage of the first DC power supply is independent, The voltage adjusting for not influencing the second DC power supply is adjusted on the voltage of the first DC power supply, vice versa.
Further, the adjusting of the voltage of the first DC power supply in each variable lens and/or the second DC power supply The adjusting of voltage is independent, the i.e. adjusting of the voltage of the first DC power supply in a variable lens and/or the second direct current The adjusting of the voltage of power supply does not influence adjusting and/or the second direct current of the voltage of the first DC power supply in other variable lens The adjusting of the voltage in source.
Further, execution module further includes between the variable lens adjusted in electrodeless zoom device to the adjustment of input module Distance.
Further, execution module further includes adjusting the intensity of light source to the adjustment of input module.
Further, control module includes electronic computer.
Further, conversion module includes control circuit board.
The invention has the following beneficial effects:
The light intensity signal that control module is received by photoreceptor automatically adjusts the intensity of light source, realizes automatic light measuring And automatic illumination compensation.
The spheric curvature that the unique design of variable lens makes it possible to control the second cavity by voltage change changes, even if Diopter is obtained to change.Execution module is in the adjusting and electrodeless zoom device of the voltage of the DC power supply in electrodeless zoom device The adjusting of the distance between variable lens is conducive to coherent zoom, and zoom range theoretically can achieve infinity, therefore It can be realized the electrodeless zoom of electrodeless zoom device.Electricity of the execution module to the DC power supply of the variable lens in non-electrodeless zoom device The adjusting of pressure is easy to implement focusing, and since there are control modules, auto-focusing may be implemented.
Control module be able to record reader use digital scanning amplification system amplification factor, the parameters such as intensity of illumination, To be conducive to the rapid switching of different reader's reading habits, and recorded shape is rapidly switched to when being switched on and using State.
Detailed description of the invention
Fig. 1 is the data interaction schematic diagram of each module of digital scanning amplification system of the invention.
Fig. 2 is the structural schematic diagram of digital scanning amplification system of the invention.
Specific embodiment
The present invention is described in further detail with reference to the accompanying drawing and referring to data.It should be understood that listed in specific embodiment The data of act, such as first spectroscopical splitting ratio are that 5:5 is of the invention solely for the purpose of illustration, rather than limits in any way The range of invention.
Figures 1 and 2 show that a specific embodiment of digital scanning amplification system of the invention, in this embodiment, Digital scanning amplification system includes control display all-in-one machine 9 and input module 35.Control display all-in-one machine 9 includes control module 31, conversion module 32, execution module 33 and display module 34;Input module 35 respectively with control module 31, conversion module 32 and 33 data connection of execution module;Control module 31 also respectively with 34 data connection of conversion module 32 and display module;Conversion module 32 also with 33 data connection of execution module.
Input module 35 includes the variable lens 7 on primary optic axis and being arranged successively, electrodeless zoom device 6, semi-transparent half Anti- mirror 4 and imaging sensor 1, and the light source 2, condenser 3 and photoreceptor 5 on the second optical axis and being arranged successively are set.Its In, semi-transparent semi-reflecting lens 4 are located on the crosspoint of primary optic axis and the second optical axis, and position of the semi-transparent semi-reflecting lens 4 on the second optical axis It sets between condenser 3 and photoreceptor 5.
The function of input module 35 is: obtaining imaging signal and light energy signal, and imaging signal is transferred to control module 31, light energy signal is transferred to conversion module 32.Wherein, imaging signal and light energy signal are respectively from imaging sensor 1 and sense Light device 5.
The function of control module 31 is: generating control signal according to imaging signal and luminous energy digital signal and is transferred to conversion Module 32, and imaging signal is transferred to display module 34.
The function of conversion module 32 is: light energy signal converted as luminous energy digital signal and is transferred to control module 31, and Changeover control signal is to execute signal and be transferred to execution module 33.
The function of execution module 33 is: adjusting input module 35 according to signal is executed.
The function of display module 34 is: showing image according to imaging signal.
Variable lens 7 include shell, the first elastic light-transmissive film 77, second of the 71, first elastic light-transmissive film 72, second of light-transmitting plate Light-transmitting plate 78, the first DC power supply 22, the second DC power supply 23 and conducting rod 24.Shell is cylindrical in shape, including sequentially connected One section 73, second segment 75 and third section 76;First segment 73 and first the 71, first elastic light-transmissive film 72 of light-transmitting plate enclose the first chamber Body 74;Second segment 75 and the first elastic light-transmissive film 77 of elastic light-transmissive film 72, second enclose the second cavity 21;Third section 76 and Two elastic light-transmissive films 77, the second light-transmitting plate 78 enclose third cavity 79;First segment 73 and third section 76 are electrode layer;Second segment 75 be insulating layer;Insulating non-polar solution is equipped in first cavity 74 and third cavity 79;It is equipped in second cavity 21 conductive molten Liquid.The anode of first DC power supply 22 is electrically connected with first segment 73, and cathode passes through the conduction in conducting rod 24 and the second cavity 21 Solution electrical connection;The anode of second DC power supply 23 is electrically connected with third section 76, and cathode passes through conducting rod 24 and the second cavity 21 In conducting solution electrical connection.Conducting liquid in second cavity 21 and insulating non-polar liquid and third in the first cavity 74 The density of insulating non-polar liquid in cavity 79 is identical, refractive index is different and immiscible.Conducting solution is NaCl, MgCl2、 CaCl2、MnCl2、FeCl2One of.First segment 73 and the inner surface of third section 76 are provided with hydrophobic dielectric layer.
The curvature for the globular interface that first elastic light-transmissive film 72 is formed with the first DC power supply 22 be applied to first segment 73 with The voltage change of conducting solution in second cavity 21 and change;The curvature for the globular interface that second elastic light-transmissive film 77 is formed with Second DC power supply 23 is applied to the voltage change of third section 76 and the conducting solution in the second cavity 21 and changes.Namely It says, adjustment voltage can change the diopter for the convex lens being made of the second cavity 21.
Electrodeless zoom device 6 includes multiple variable lens, in the present embodiment the quantity of the variable lens in electrodeless zoom device 6 It is 2, and the optical center of the two variable lens is on primary optic axis.
Execution module 33 includes the voltage and the second DC power supply for adjusting the first DC power supply to the adjustment of input module 35 Voltage, and adjust the distance between the variable lens in electrodeless zoom device 6.
Pair wherein, the adjusting of the voltage of the adjusting and the second DC power supply of the voltage of the first DC power supply is independent, i.e., The voltage of first DC power supply adjusts the voltage adjusting for not influencing the second DC power supply, and vice versa.And each variable lens In the first DC power supply voltage adjusting and/or the second DC power supply voltage adjusting be it is independent, i.e., one can It is variable that the adjusting of the voltage of the adjusting and/or the second DC power supply of the voltage of the first DC power supply become in lens does not influence other The adjusting of the voltage of the adjusting and/or the second DC power supply of the voltage of the first DC power supply in lens.
Control module 31 includes electronic computer.Electronic computer is mounted with program software, which can recorde use Reading habit of the person in use process.Its data recorded includes the position of electrodeless zoom device 6, the position of variable lens, light source 2 Intensity and the first DC power supply voltage value and the second DC power supply voltage value.Therefore multiple users can transfer The record of oneself is accustomed to data, to adjust digital scanning amplification system, to obtain desired amplification factor rapidly and illuminate bright Degree.
Conversion module 32 includes control circuit board.The realization of auto-focusing is that electronic computer is obtained by imaging sensor 1 The image definition taken issues commands to control circuit board, is issued by control circuit board and executes signal to execution module 33 and adjust The position of variable lens in non-electrodeless zoom device 6 and/or the voltage and/or the second DC power supply of the first DC power supply therein Voltage realized to get a distinct image.
The realization of electrodeless zoom, the software that can be calculated either manually or by electronics issue control signal to control circuit board, by Control circuit board, which issues, executes signal to execution module 33, executes the position for adjusting electrodeless zoom device 6 and/or therein variable The distance between lens and/or voltage therein realize electrodeless zoom.
The automatic adjustment of intensity of illumination can be manually rotated 2 Value knobs of light source, can also be adjusted by electronic computer Section, Principles of Regulation are identical with the principle of idiot camera.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea Technical solution, all should be within the scope of protection determined by the claims.

Claims (10)

1. a kind of digital scanning amplification system, which is characterized in that including control display all-in-one machine and input module;The control is aobvious Show that all-in-one machine includes control module, conversion module, execution module and display module;The input module respectively with the control mould Block, the conversion module and the execution module data connection;The control module also respectively with the conversion module and described Display module data connection;The conversion module also with the execution module data connection;
The input module is transferred to the control mould for obtaining imaging signal and light energy signal, and by the imaging signal The light energy signal is transferred to the conversion module by block;
The control module, for generating control signal according to the imaging signal and luminous energy digital signal and being transferred to described turn Block is changed the mold, and the imaging signal is transferred to the display module;
The conversion module, for converting the light energy signal as the luminous energy digital signal and being transferred to the control module, And the conversion control signal is to execute signal and be transferred to the execution module;
The execution module, for adjusting the input module according to the execution signal;
The display module, for showing image according to the imaging signal;
The input module includes variable lens, the electrodeless zoom device, semi-transparent semi-reflecting lens on primary optic axis and being arranged successively And imaging sensor, and the light source, condenser and photoreceptor on the second optical axis and being arranged successively are set;It is described semi-transparent semi-reflecting Mirror is located on the crosspoint of the primary optic axis and second optical axis, and the semi-transparent semi-reflecting lens are on second optical axis Position is between the condenser and the photoreceptor;The imaging sensor shooting generates the imaging signal, described photosensitive Device detection generates the light energy signal.
2. digital scanning amplification system as described in claim 1, which is characterized in that the variable lens include shell, first It light-transmitting plate, the first elastic light-transmissive film, the second elastic light-transmissive film, the second light-transmitting plate, the first DC power supply, the second DC power supply and leads Electric pole;Shell is cylindrical in shape, including sequentially connected first segment, second segment and third section;The first segment and first light transmission Plate, the first elastic light-transmissive film enclose the first cavity;The second segment and the first elastic light-transmissive film, second bullet Property light-transmissive film encloses the second cavity;The third section and the second elastic light-transmissive film, second light-transmitting plate enclose the Three cavitys;The first segment and the third section are electrode layer;The second segment is insulating layer;First cavity and described Insulating non-polar solution is equipped in three cavitys;Conducting solution is equipped in second cavity;The anode of first DC power supply It is electrically connected with the first segment, cathode is electrically connected by the conducting rod with the conducting solution in second cavity;Described The anode of two DC power supplies is electrically connected with the third section, and cathode is molten by the conducting rod and the conduction in second cavity Liquid electrical connection.
3. digital scanning amplification system as claimed in claim 2, which is characterized in that the electrodeless zoom device includes multiple described Variable lens.
4. digital scanning amplification system as claimed in claim 3, which is characterized in that the execution module is to the input module Adjustment include the voltage for adjusting the voltage and second DC power supply of first DC power supply.
5. digital scanning amplification system as claimed in claim 4, which is characterized in that the tune of the voltage of first DC power supply The adjusting of the voltage of section and second DC power supply is independent.
6. digital scanning amplification system as claimed in claim 4, which is characterized in that described in each variable lens The adjusting of the voltage of the adjusting of the voltage of one DC power supply and/or second DC power supply is independent.
7. digital scanning amplification system as claimed in claim 3, which is characterized in that the execution module is to the input module Adjustment further include the distance between the variable lens adjusted in the electrodeless zoom device.
8. digital scanning amplification system as claimed in claim 3, which is characterized in that the execution module is to the input module Adjustment further include the intensity for adjusting the light source.
9. digital scanning amplification system as described in claim 1, which is characterized in that the control module includes that electronics calculates Machine.
10. digital scanning amplification system as described in claim 1, which is characterized in that the conversion module includes control circuit Plate.
CN201811171338.8A 2018-10-09 2018-10-09 Digital scanning amplification system Pending CN109243404A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811171338.8A CN109243404A (en) 2018-10-09 2018-10-09 Digital scanning amplification system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811171338.8A CN109243404A (en) 2018-10-09 2018-10-09 Digital scanning amplification system

Publications (1)

Publication Number Publication Date
CN109243404A true CN109243404A (en) 2019-01-18

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Application Number Title Priority Date Filing Date
CN201811171338.8A Pending CN109243404A (en) 2018-10-09 2018-10-09 Digital scanning amplification system

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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101116609A (en) * 2007-08-30 2008-02-06 中国科学技术大学 Scanning automatic zoom iris image acquisition system and acquisition method
CN104287692A (en) * 2014-11-06 2015-01-21 苏州微清医疗器械有限公司 Fundus oculi shooting device
CN105551358A (en) * 2016-01-26 2016-05-04 温州眼视光发展有限公司 Simulation eye
CN105704384A (en) * 2016-03-23 2016-06-22 浙江东方光学眼镜有限公司 Electronic magnifying lens system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101116609A (en) * 2007-08-30 2008-02-06 中国科学技术大学 Scanning automatic zoom iris image acquisition system and acquisition method
CN104287692A (en) * 2014-11-06 2015-01-21 苏州微清医疗器械有限公司 Fundus oculi shooting device
CN105551358A (en) * 2016-01-26 2016-05-04 温州眼视光发展有限公司 Simulation eye
CN105704384A (en) * 2016-03-23 2016-06-22 浙江东方光学眼镜有限公司 Electronic magnifying lens system

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Address after: 325036 Zhejiang, Ouhai, South East Road, No. 38, Wenzhou National University Science Park Incubator

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Application publication date: 20190118