CN201005945Y

CN201005945Y - Sight line guiding auxiliary device capable of adjusting optical filter

Info

Publication number: CN201005945Y
Application number: CNU2007200010028U
Authority: CN
Inventors: 陈清祥
Original assignee: Individual
Current assignee: Individual
Priority date: 2007-01-15
Filing date: 2007-01-15
Publication date: 2008-01-16
Anticipated expiration: 2017-01-15

Abstract

A sight line correction aid for an adjustable filter, comprising: a mirror holder, two bases and two optical filters; the spectacle frame is provided with two spectacle frames and spectacle legs which are pivoted with the outer side edges of the spectacle frames respectively, the two spectacle frames are respectively provided with a visual axis tube, and the outer side surface of each visual axis tube is provided with a limiting hole near the spectacle frame; two bases, it is used for locating in the visual shaft tube, it has a front towards eyes, the peripheral side is a sidewall, wear to set up a horizontal long through hole in the centre of the front, the sidewall corresponds to the limiting hole of the visual shaft tube and sets up the long slide hole; two filters, which are horizontal long sheet bodies and are provided with small round hole-shaped through holes corresponding to pupils, wherein the filters are aligned with the limiting holes and inserted into the sliding holes to block the through holes. The two filters with through holes are inserted into the limiting holes and the sliding holes to block the through holes, so that the pupils are aligned with the through holes to receive light, and the distance between the through holes can be freely adjusted according to the different interpupillary distances of each person through the movable filters.

Description

Can adjust the sight line correcting assistor of optical filter

Technical field

This utility model is a kind of about the health care apparatus to training for vision correction, refers to be able to freely adjust in response to individual interpupillary distance is different the printing opacity position of two filters especially, and then training eye flesh is to improve the health care vision.

Background technology

By being called as interocular distance, abbreviate " interpupillary distance " [being called for short: P.D.] as by distance between the center, two eye pupil holes.Interpupillary distance has wide, narrow branch, watch nearly side attentively when some because eyes change into suddenly from a remote viewing distant place, two eye pupil holes can produce physiological reaction, and this is that ciliary muscle contraction is shunk with accommodation two internus and looked with collection, both carry out simultaneously for this, and cause that sphincter pupillae shrinks generation reflexive myosis phenomenon.

Therefore learn according to aforesaid phenomenon, vision care, corrigent major reason be the eyeball muscle function clear due to, so proposing TaiWan, China patent announcement number volume in view of the above is No. 359171 " training for vision correction device structure-improved " novel patent case, case just is symmetrical arranged two opaque filters before this patent citation on a cell mount, filter central authorities are provided with and are the plural small sircle hole that radial M shape is arranged, the small sircle hole centre bit is equipped with a center hole, center hole is aimed at the eyeball pupil center location of user, and so that the accurate parallel light of incident of eyeball pupil, the small sircle hole of plural number, equidistant ring establish be arranged in this center hole around.Wherein, apart from being to prepare according to user two eye pupil pitchs of holes difference, with the function that accurate training eye muscle focuses on, appropriateness is recovered eye muscle normal contraction function between two center holes.

Distance is to set especially according to indivedual user between two center holes of the preceding case of patent citation, therefore this pair cell mount just can only use at single individual, though have personalized advantage, but the cost height, make consuming time, can not use by very fast wearing, even the making precision loses accuracy easily, so that distance is difficult to suit fully the situation of user between the center hole, and become fixedly kenel because of the center hole placement, can't go adjustment again, therefore make precision if any distortion, then fear whole cell mount and promptly can not use.

The utility model content

This utility model main purpose is to provide a kind of sight line correcting assistor of adjusting optical filter, and it mainly can infinitely adjust to optimum position and can look pupil position freely in response to everyone interpupillary distance difference, promotes the accuracy and the height suitability used.

A kind of sight line correcting assistor of adjusting optical filter of this utility model is to adopt following technological means to realize:

One mirror holder, it has two picture frames, and the mirror foot of each each picture frame lateral border of pivot joint, in this two picture frame one optical axis pipe is installed respectively, and respectively this optical axis pipe is provided with a limit hole in nearly this picture frame place system of lateral surface;

Two pedestals, in order to being positioned in this optical axis pipe, it has one towards the front of eyes, and all sides are sidewall, wear a through hole of growing crosswise shape in these front central authorities, and this sidewall is to limit hole that should optical axis pipe and microscler sliding eye is set;

Two optical filters, it is the shape lamellar body of growing crosswise, it is provided with the poroid perforation of roundlet, allows pupil receive to inject in order to corresponding pupil light, this optical filter system to aim at this limit hole, this sliding eye plug-in mounting and blocks this through hole.

This utility model compared with prior art has following remarkable advantages and beneficial effect:

1, this utility model is installed optical axis pipe in picture frame, pedestal, make optical filter insert pedestal by the optical axis pipe outside, cover the through hole of pedestal in order to corresponding eyes, because being the plug-in mounting kenel, installs optical filter, so can adjust the perforation spacings of two optical filters, use and adapt to everyone different interocular distance [being called for short: interpupillary distance], therefore need not set one pair of mirror holder individually, not only save the cost of manufacturing and the time of wait, and individually freely adjust, can obtain benefit accurately, guarantee to be fit to accurately everyone interpupillary distance, provide optimal training eye muscle to focus on, correct the benefit of health care vision, quite convenient and practical.

2, the axial length of optical axis pipe of the present utility model, after taking away optical filter, also can mat its over against eyes, after cooperating the mirror foot to hang over ear, utilize the axial length of central siphon, the custom of thing is seen in restriction optical axis skew, and the correcting optical axis must be with just and parallel lines of sight is watched, the custom that TV or things are watched in the appropriate correcting of energy like this reduces or the rectification stravismus.

Description of drawings

Fig. 1 is the stereo appearance figure of this utility model preferred embodiment;

Fig. 2 is the three-dimensional assembly exploded view of this utility model preferred embodiment;

Fig. 3 is the side cutaway view of this utility model preferred embodiment;

Fig. 4 is the adjustable front plan view of this utility model preferred embodiment;

Fig. 5 is the adjustable pseudosection of going up of this utility model preferred embodiment.

The specific embodiment

Below in conjunction with accompanying drawing specific embodiment of the utility model is illustrated:

This utility model is a kind of sight line correcting assistor of adjusting optical filter, as shown in Figure 1, it shows that a mirror holder (10) has two companies basically and stretches the mirror foot (11) that together picture frame (12), two respectively articulates each picture frame (12) lateral border, utilize mirror foot (11) to supply wearing on the ear of user, sight line correcting assistor of the present utility model is respectively installed an optical axis pipe (20) at picture frame (12), and optical axis pipe (20) outside is the movable optical filter (38) of plug-in mounting one then.

Please more further referring to Fig. 1, Fig. 2, picture frame (12) interior embossed card system optical axis pipe (20) wherein, optical axis pipe (20) at one end forms the radially antelabium of anchor ring (21), concavo-convex blocking of antelabium (21) or bonding are fixed in picture frame (12) inboard, optical axis pipe (20) is near antelabium (21) and towards picture frame (12) outside, wear the radially microscler together limit hole (22) of empty formation, be different from limit hole (22) and be then protruding end together dash forward (23), symmetric medial wall;

One pedestal (30), it is in order to be installed in the optical axis pipe (20), pedestal (30) is that section is the ㄇ body, its sealing surface has the two sides, outer face wherein is positive (31), all sides are sidewall (34), pedestal (30) wears a through hole (31 1) of growing crosswise shape by positive (31) central authorities, the back side of positive (31) is then along on the through hole (311) relatively, lower lip, the raised line (32) that each projection is grown crosswise shape, two raised lines (32) are arranged with one chute (33) in face toward each other, sidewall (34) is respectively worn empty one and is aimed at the limit hole (22) of optical axis pipe (20) and be microscler sliding eye (35) in two symmetries, makes sliding eye (35) and the chute (33) that vertically communicates, end prominent (23) and be arranged with draw-in groove (36) and sidewall (34) lateral surface is corresponding, so draw-in groove (36) also can be arranged perpendicular with a sliding eye (35) wherein; As Fig. 2, shown in Figure 3, with pedestal (30) with the corresponding optical axis pipe (20) of raised line (32) direction, plug sets the position by optical axis pipe (20) is inboard, cooperate draw-in groove (36) to be sticked in therebetween and end prominent (23) and guarantee pedestal (30) location, and can not rotate easily, sliding eye (35) is then aimed at limit hole (22), and when wearing during in ear, front (31) and through hole (311) thereof are towards the eyes position; And

This optical filter (38) is the shape lamellar body of growing crosswise, the both sides that are long limit can be provided with concavo-convex profile of tooth on the way, and the poroid perforation of a roundlet (381) is set, pupil is aimed at by the big or small position of perforation (381) system, and, extraneous light sees the external world for receiving by pupil, because the width of optical filter (38) system meets sliding eye (35) can be as shown in Figure 4 with limit hole (22), cover through hole (311) and can present the Accommodation that horizontally slips, optical filter (38) has the remarkable evagination of an end outside optical axis pipe (20), to make things convenient for the hand pull operation.

Please referring again to Fig. 2, Fig. 4, shown in Figure 5, after mirror holder (10) utilizes mirror foot (11) to hang up ear, this utility model promptly utilizes the optical filter (38) that can adjust displacement, difference at width distance between everyone pupil, freely in sliding eye (35), track mobile spectral filter (38) along chute (33), correspond to the position of pupil up to the perforation (381) of two optical filters (38), must train eye flesh in order to focusing in order to adjust pupil for adapting to perforation (381) position, therefore need independently not be provided with one by one at the individual; A slice is not perforation (381) and two optical filters (38) can be selected for use wherein, the optical filter (38) that does not have perforation (381) is applicablely relatively not have on visual problems simple eye, when very big, there is not the optical filter (38) of perforation (381) just applicable such as binocular parallax in the simple eye preferably position of vision.

In addition, optical axis pipe (20) is the setting of long tube, therefore can be after taking away optical filter (38), eyes are by through hole (311), the external world is seen in optical axis pipe (20) caliber space, because the axial length of optical axis pipe (10), make head aligning under the situation of sight line, eye sight line must be complied with and align parallel lines of sight and watch the ring mirror, the restriction head is during as lateral duction not, sight line will be subjected to stopping of the axial wall of optical axis pipe (10) as toward shifted laterally, makes sight line align under the sight line situation at head, eyes are can't look side ways to see things, can appropriateness correct the possibility of looking side ways.

It should be noted that at last: above embodiment only in order to the explanation this utility model and and the described technical scheme of unrestricted this utility model; Therefore, although this description has been described in detail this utility model with reference to each above-mentioned embodiment,, those of ordinary skill in the art should be appreciated that still and can make amendment or be equal to replacement this utility model; And all do not break away from the technical scheme and the improvement thereof of the spirit and scope of utility model, and it all should be encompassed in the middle of the claim scope of the present utility model.

Claims

1. the sight line correcting assistor that can adjust optical filter, it is to comprise: a mirror holder, two pedestals and two optical filters; It is characterized in that:

A described mirror holder, it has two picture frames, and the mirror foot of each each picture frame lateral border of pivot joint, at this two picture frame one optical axis pipe is installed respectively, and respectively this optical axis pipe is provided with a limit hole in nearly this picture frame place system of lateral surface;

Described two pedestals, it is in order to being positioned in this optical axis pipe, and it has one towards the front of eyes, and all sides are sidewall, wear a through hole of growing crosswise shape in these front central authorities, and this sidewall is to limit hole that should optical axis pipe and microscler sliding eye is set;

Described two optical filters, it is the shape lamellar body of growing crosswise, and it is provided with in order to the poroid perforation of the roundlet of corresponding pupil, and this optical filter system aims at this limit hole, this sliding eye plug-in mounting and blocks this through hole.

2. the sight line correcting assistor of adjusting optical filter according to claim 1, it is characterized in that: described optical axis pipe at one end forms the radially antelabium of anchor ring, use antelabium and be fixed in the picture frame inboard, optical axis pipe be different from the limit hole be symmetric medial wall then projection end together prominent.

3. the sight line correcting assistor of adjusting optical filter according to claim 2, it is characterized in that: described pedestal is that section is the ㄇ body, its sealing surface has the two sides, outer face wherein is positive, the Zheng Mian back side is along the upper and lower lateral margin of through hole relatively, the raised line that each projection is grown crosswise shape, two raised lines are arranged with the chute that moves for optical filter for one in face toward each other, and the lateral surface of sidewall is corresponding to be ended prominent and is arranged with draw-in groove.