ATE36762T1 - OPTICAL DEVICE FOR MEASUREMENT OF THE FOCUS POINT. - Google Patents

OPTICAL DEVICE FOR MEASUREMENT OF THE FOCUS POINT.

Info

Publication number: ATE36762T1
Authority: AT; Austria
Prior art keywords: measurement; optical device; focus point; focus; point
Prior art date: 1982-06-05

Application number

AT83303249T

Other languages

German (de)

Inventor

Yoshio Shishido

Susumu Takahashi

Atsushi Miyazaki

Kazumasa Matsuo

Shinichi Nishigaki

Shinichi Kato

Takeaki Nakamura

Akibumi Ishikawa

Original Assignee

Olympus Optical Co

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.)

1982-06-05

Filing date

1983-06-06

Publication date

1988-09-15

1982-06-05 Priority claimed from JP57096534A external-priority patent/JPS58214115A/en

1982-06-05 Priority claimed from JP9653582A external-priority patent/JPS58217905A/en

1983-06-06 Application filed by Olympus Optical Co filed Critical Olympus Optical Co

1983-06-06 Priority claimed from EP83303249A external-priority patent/EP0096570B1/en

1988-09-15 Application granted granted Critical

1988-09-15 Publication of ATE36762T1 publication Critical patent/ATE36762T1/en

Links

238000005259 measurement Methods 0.000 title 1
230000003287 optical effect Effects 0.000 title 1

AT83303249T 1982-06-05 1983-06-06 OPTICAL DEVICE FOR MEASUREMENT OF THE FOCUS POINT. ATE36762T1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
JP57096534A JPS58214115A (en)	1982-06-05	1982-06-05	Focusing detector
JP9653582A JPS58217905A (en)	1982-06-05	1982-06-05	Focusing detector
EP83303249A EP0096570B1 (en)	1982-06-05	1983-06-06	An optical system focus-state detector

Publications (1)

Publication Number	Publication Date
ATE36762T1 true ATE36762T1 (en)	1988-09-15

Family

ID=27226396

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT83303249T ATE36762T1 (en)	1982-06-05	1983-06-06	OPTICAL DEVICE FOR MEASUREMENT OF THE FOCUS POINT.

Country Status (1)

Country	Link
AT (1)	ATE36762T1 (en)

1983
- 1983-06-06 AT AT83303249T patent/ATE36762T1/en not_active IP Right Cessation

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Legal Events

Date	Code	Title	Description
1989-02-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties