JPS53135657A - Eye lens in eyepiece system - Google Patents
Eye lens in eyepiece systemInfo
- Publication number
- JPS53135657A JPS53135657A JP5033577A JP5033577A JPS53135657A JP S53135657 A JPS53135657 A JP S53135657A JP 5033577 A JP5033577 A JP 5033577A JP 5033577 A JP5033577 A JP 5033577A JP S53135657 A JPS53135657 A JP S53135657A
- Authority
- JP
- Japan
- Prior art keywords
- eye lens
- eyepiece system
- lens
- kellner
- aberration
- 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.)
- Granted
Links
- 239000003570 air Substances 0 abstract 1
- 230000004075 alteration Effects 0 abstract 1
- 238000009740 moulding (composite fabrication) Methods 0 abstract 1
- 239000004033 plastic Substances 0 abstract 1
- 229920003023 plastics Polymers 0 abstract 1
Abstract
PURPOSE: To make cost lower as compared to eye lens of ordinary Kellner type eyepiece system and eliminate problems in terms of aberration by forming the eye lens with positive and negative plastic lenses which are spaced by way of a narrow air spacing and letting the specifications of the lens satisfy special conditions.
COPYRIGHT: (C)1978,JPO&Japio
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5033577A JPS6113567B2 (en) | 1977-04-30 | 1977-04-30 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5033577A JPS6113567B2 (en) | 1977-04-30 | 1977-04-30 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS53135657A true JPS53135657A (en) | 1978-11-27 |
JPS6113567B2 JPS6113567B2 (en) | 1986-04-14 |
Family
ID=12856036
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5033577A Expired JPS6113567B2 (en) | 1977-04-30 | 1977-04-30 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS6113567B2 (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4593984A (en) * | 1984-03-12 | 1986-06-10 | Minolta Camera Kabushiki Kaisha | Viewfinder lens system |
JPS62255914A (en) * | 1986-04-30 | 1987-11-07 | Olympus Optical Co Ltd | Eyepiece lens |
JPH0453886U (en) * | 1990-09-13 | 1992-05-08 | ||
US5136427A (en) * | 1989-01-09 | 1992-08-04 | Asahi Kogaku K.K. | Optical system for use with a viewfinder |
US6191403B1 (en) | 1996-05-31 | 2001-02-20 | Matsushita Electric Industrial Co., Ltd. | High frequency heating cooking apparatus and manufacturing method thereof |
US6958863B2 (en) | 2001-01-30 | 2005-10-25 | Olympus Corporation | Image pickup system |
-
1977
- 1977-04-30 JP JP5033577A patent/JPS6113567B2/ja not_active Expired
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4593984A (en) * | 1984-03-12 | 1986-06-10 | Minolta Camera Kabushiki Kaisha | Viewfinder lens system |
JPS62255914A (en) * | 1986-04-30 | 1987-11-07 | Olympus Optical Co Ltd | Eyepiece lens |
US5136427A (en) * | 1989-01-09 | 1992-08-04 | Asahi Kogaku K.K. | Optical system for use with a viewfinder |
JPH0453886U (en) * | 1990-09-13 | 1992-05-08 | ||
US6191403B1 (en) | 1996-05-31 | 2001-02-20 | Matsushita Electric Industrial Co., Ltd. | High frequency heating cooking apparatus and manufacturing method thereof |
US6958863B2 (en) | 2001-01-30 | 2005-10-25 | Olympus Corporation | Image pickup system |
USRE40563E1 (en) | 2001-01-30 | 2008-11-04 | Olympus Corporation | Image pickup system |
US7529031B2 (en) | 2001-01-30 | 2009-05-05 | Olympus Corporation | Image pickup system |
US7593162B2 (en) | 2001-01-30 | 2009-09-22 | Olympus Corporation | Image pickup system |
US7599121B2 (en) | 2001-01-30 | 2009-10-06 | Olympus Corporation | Image pickup system |
US7605982B2 (en) | 2001-01-30 | 2009-10-20 | Olympus Corporation | Image pickup system |
Also Published As
Publication number | Publication date |
---|---|
JPS6113567B2 (en) | 1986-04-14 |
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