IT945236B - Dispositivo automatico per la messa a fuoco in particolare per strumenti ottici - Google Patents

Dispositivo automatico per la messa a fuoco in particolare per strumenti ottici

Info

Publication number
IT945236B
IT945236B IT5447971A IT5447971A IT945236B IT 945236 B IT945236 B IT 945236B IT 5447971 A IT5447971 A IT 5447971A IT 5447971 A IT5447971 A IT 5447971A IT 945236 B IT945236 B IT 945236B
Authority
IT
Italy
Prior art keywords
focusing
automatic device
optical instruments
instruments
optical
Prior art date
Application number
IT5447971A
Other languages
English (en)
Italian (it)
Inventor
K Mitsuji
G Tsunemi
T Tadao
Original Assignee
Nippon Kogaku Kk
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 Nippon Kogaku Kk filed Critical Nippon Kogaku Kk
Application granted granted Critical
Publication of IT945236B publication Critical patent/IT945236B/it

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)
  • Eye Examination Apparatus (AREA)
  • Automatic Focus Adjustment (AREA)
IT5447971A 1970-12-04 1971-12-02 Dispositivo automatico per la messa a fuoco in particolare per strumenti ottici IT945236B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10677070 1970-12-04

Publications (1)

Publication Number Publication Date
IT945236B true IT945236B (it) 1973-05-10

Family

ID=14442125

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5447971A IT945236B (it) 1970-12-04 1971-12-02 Dispositivo automatico per la messa a fuoco in particolare per strumenti ottici

Country Status (5)

Country Link
CH (1) CH531729A (de)
DE (1) DE2159820A1 (de)
FR (1) FR2116550A1 (de)
GB (1) GB1368819A (de)
IT (1) IT945236B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4090790A (en) * 1976-07-08 1978-05-23 American Optical Corporation Apparatus for testing the refractive power(s) of lenses
US4439663A (en) * 1978-08-10 1984-03-27 Philip Morris Incorporated Method and system for laser perforation of sheet material
US4611913A (en) * 1982-04-19 1986-09-16 Sugino Paul S Method and apparatus for analyzing ophthalmic elements and the like
US4499361A (en) * 1983-05-02 1985-02-12 Philip Morris Incorporated Laser beam interrupter and divider

Also Published As

Publication number Publication date
GB1368819A (en) 1974-10-02
CH531729A (de) 1973-01-31
DE2159820A1 (de) 1972-06-22
FR2116550A1 (de) 1972-07-13

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