JPS527252A - Lens manufacturing method - Google Patents

Lens manufacturing method

Info

Publication number
JPS527252A
JPS527252A JP8275075A JP8275075A JPS527252A JP S527252 A JPS527252 A JP S527252A JP 8275075 A JP8275075 A JP 8275075A JP 8275075 A JP8275075 A JP 8275075A JP S527252 A JPS527252 A JP S527252A
Authority
JP
Japan
Prior art keywords
lens manufacturing
lens
low cost
large quantity
aperture diameter
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.)
Pending
Application number
JP8275075A
Other languages
Japanese (ja)
Inventor
Kimio Tateno
Yoshisada Oshida
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP8275075A priority Critical patent/JPS527252A/en
Publication of JPS527252A publication Critical patent/JPS527252A/en
Pending legal-status Critical Current

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Abstract

PURPOSE: To manufacture lens with optional focus distance and aperture diameter at low cost and in large quantity.
COPYRIGHT: (C)1977,JPO&Japio
JP8275075A 1975-07-07 1975-07-07 Lens manufacturing method Pending JPS527252A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8275075A JPS527252A (en) 1975-07-07 1975-07-07 Lens manufacturing method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8275075A JPS527252A (en) 1975-07-07 1975-07-07 Lens manufacturing method

Publications (1)

Publication Number Publication Date
JPS527252A true JPS527252A (en) 1977-01-20

Family

ID=13783096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8275075A Pending JPS527252A (en) 1975-07-07 1975-07-07 Lens manufacturing method

Country Status (1)

Country Link
JP (1) JPS527252A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041435U (en) * 1983-08-31 1985-03-23 東芝プラント建設株式会社 Movable suspended scaffolding device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6041435U (en) * 1983-08-31 1985-03-23 東芝プラント建設株式会社 Movable suspended scaffolding device

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