JPS6243531Y2 - - Google Patents

Info

Publication number
JPS6243531Y2
JPS6243531Y2 JP1981026962U JP2696281U JPS6243531Y2 JP S6243531 Y2 JPS6243531 Y2 JP S6243531Y2 JP 1981026962 U JP1981026962 U JP 1981026962U JP 2696281 U JP2696281 U JP 2696281U JP S6243531 Y2 JPS6243531 Y2 JP S6243531Y2
Authority
JP
Japan
Prior art keywords
lens
cross cylinder
cylinder
cross
gear
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
JP1981026962U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57139304U (cs
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 filed Critical
Priority to JP1981026962U priority Critical patent/JPS6243531Y2/ja
Priority to US06/347,898 priority patent/US4436390A/en
Priority to DE19823205308 priority patent/DE3205308A1/de
Publication of JPS57139304U publication Critical patent/JPS57139304U/ja
Application granted granted Critical
Publication of JPS6243531Y2 publication Critical patent/JPS6243531Y2/ja
Expired legal-status Critical Current

Links

JP1981026962U 1981-02-16 1981-02-27 Expired JPS6243531Y2 (cs)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP1981026962U JPS6243531Y2 (cs) 1981-02-27 1981-02-27
US06/347,898 US4436390A (en) 1981-02-16 1982-02-11 Ophthalmic instrument having a cross cylinder lens
DE19823205308 DE3205308A1 (de) 1981-02-16 1982-02-15 Augenuntersuchungsinstrument mit einer kreuzzylinderlinse

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981026962U JPS6243531Y2 (cs) 1981-02-27 1981-02-27

Publications (2)

Publication Number Publication Date
JPS57139304U JPS57139304U (cs) 1982-08-31
JPS6243531Y2 true JPS6243531Y2 (cs) 1987-11-12

Family

ID=29824688

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981026962U Expired JPS6243531Y2 (cs) 1981-02-16 1981-02-27

Country Status (1)

Country Link
JP (1) JPS6243531Y2 (cs)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0310725Y2 (cs) * 1985-07-31 1991-03-18
JPH0310724Y2 (cs) * 1985-07-31 1991-03-18

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6138563Y2 (cs) * 1981-02-16 1986-11-07

Also Published As

Publication number Publication date
JPS57139304U (cs) 1982-08-31

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