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FR1416192A - Focusing device for optical system - Google Patents

Focusing device for optical system

Info

Publication number
FR1416192A
FR1416192A FR996780A FR996780A FR1416192A FR 1416192 A FR1416192 A FR 1416192A FR 996780 A FR996780 A FR 996780A FR 996780 A FR996780 A FR 996780A FR 1416192 A FR1416192 A FR 1416192A
Authority
FR
France
Prior art keywords
optical system
focusing device
focusing
optical
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.)
Expired
Application number
FR996780A
Other languages
French (fr)
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.)
General Precision Systems Ltd
Original Assignee
General Precision Systems Ltd
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 General Precision Systems Ltd filed Critical General Precision Systems Ltd
Priority to FR996780A priority Critical patent/FR1416192A/en
Application granted granted Critical
Publication of FR1416192A publication Critical patent/FR1416192A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/28—Systems for automatic generation of focusing signals

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR996780A 1964-11-30 1964-11-30 Focusing device for optical system Expired FR1416192A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR996780A FR1416192A (en) 1964-11-30 1964-11-30 Focusing device for optical system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR996780A FR1416192A (en) 1964-11-30 1964-11-30 Focusing device for optical system

Publications (1)

Publication Number Publication Date
FR1416192A true FR1416192A (en) 1965-10-29

Family

ID=8843656

Family Applications (1)

Application Number Title Priority Date Filing Date
FR996780A Expired FR1416192A (en) 1964-11-30 1964-11-30 Focusing device for optical system

Country Status (1)

Country Link
FR (1) FR1416192A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2679666A1 (en) * 1991-07-23 1993-01-29 Thomson Csf OPTICAL PROJECTION DEVICE WITH ADJUSTABLE FOCUS.

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2679666A1 (en) * 1991-07-23 1993-01-29 Thomson Csf OPTICAL PROJECTION DEVICE WITH ADJUSTABLE FOCUS.
EP0526283A1 (en) * 1991-07-23 1993-02-03 Thomson-Csf Optical projection apparatus with adjustable focus

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