JPS5266449A - Optical filter - Google Patents

Optical filter

Info

Publication number
JPS5266449A
JPS5266449A JP50142700A JP14270075A JPS5266449A JP S5266449 A JPS5266449 A JP S5266449A JP 50142700 A JP50142700 A JP 50142700A JP 14270075 A JP14270075 A JP 14270075A JP S5266449 A JPS5266449 A JP S5266449A
Authority
JP
Japan
Prior art keywords
optical filter
directions
composing
deterioration
remove
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
Application number
JP50142700A
Other languages
Japanese (ja)
Other versions
JPS5715369B2 (en
Inventor
Seisuke Yamanaka
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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP50142700A priority Critical patent/JPS5266449A/en
Publication of JPS5266449A publication Critical patent/JPS5266449A/en
Publication of JPS5715369B2 publication Critical patent/JPS5715369B2/ja
Granted legal-status Critical Current

Links

Abstract

PURPOSE: To remove the deterioration in picture quality by so composing an optical filter that response of both x, y directions (horizontal and vertical directions) may be respectively independently set.
COPYRIGHT: (C)1977,JPO&Japio
JP50142700A 1975-11-28 1975-11-28 Optical filter Granted JPS5266449A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50142700A JPS5266449A (en) 1975-11-28 1975-11-28 Optical filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50142700A JPS5266449A (en) 1975-11-28 1975-11-28 Optical filter

Publications (2)

Publication Number Publication Date
JPS5266449A true JPS5266449A (en) 1977-06-01
JPS5715369B2 JPS5715369B2 (en) 1982-03-30

Family

ID=15321510

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50142700A Granted JPS5266449A (en) 1975-11-28 1975-11-28 Optical filter

Country Status (1)

Country Link
JP (1) JPS5266449A (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5875974A (en) * 1981-10-30 1983-05-07 Nec Corp Image pickup device
JPS59279A (en) * 1982-06-26 1984-01-05 Sony Corp Image pickup device
JPS5971022A (en) * 1982-10-15 1984-04-21 Olympus Optical Co Ltd Image pickup device by endoscope
JPS5975222A (en) * 1982-10-22 1984-04-27 Victor Co Of Japan Ltd Optical filter
JPS5966229U (en) * 1982-10-22 1984-05-02 日本ビクター株式会社 optical filter
JPS59193417A (en) * 1983-04-18 1984-11-02 Asahi Optical Co Ltd Eyepiece device of fiberscope
JPS59193416A (en) * 1983-04-18 1984-11-02 Asahi Optical Co Ltd Eyepiece device of fiberscope
JPS59164022U (en) * 1983-04-18 1984-11-02 旭光学工業株式会社 fiberscope imaging device
JPS60242420A (en) * 1984-05-17 1985-12-02 Toshiba Corp Spatial frequency filter
JPS6177821A (en) * 1984-09-26 1986-04-21 Sony Corp Optical low-pass filter
US4676593A (en) * 1983-04-18 1987-06-30 Asahi Kogaku Kogyo Kabushiki Kaisha Eyepiece and photographing device for fiberscope
US4761682A (en) * 1985-05-27 1988-08-02 Sony Corporation Optical low-pass filter including three crystal plates for a solid-state color TV camera
US4807981A (en) * 1984-04-28 1989-02-28 Kabushiki Kaisha Toshiba Spatial frequency filter
US5477381A (en) * 1989-02-02 1995-12-19 Canon Kabushiki Kaisha Image sensing apparatus having an optical low-pass filter
US5715085A (en) * 1989-07-10 1998-02-03 Fuji Photo Film Co., Ltd. Optical filter

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5875974A (en) * 1981-10-30 1983-05-07 Nec Corp Image pickup device
JPS59279A (en) * 1982-06-26 1984-01-05 Sony Corp Image pickup device
JPH0415669B2 (en) * 1982-06-26 1992-03-18 Sony Corp
JPS5971022A (en) * 1982-10-15 1984-04-21 Olympus Optical Co Ltd Image pickup device by endoscope
US4539584A (en) * 1982-10-22 1985-09-03 Victor Company Of Japan, Ltd. Television camera having an optical filter
JPS5975222A (en) * 1982-10-22 1984-04-27 Victor Co Of Japan Ltd Optical filter
JPS5966229U (en) * 1982-10-22 1984-05-02 日本ビクター株式会社 optical filter
JPS6257013B2 (en) * 1982-10-22 1987-11-28 Victor Company Of Japan
JPH0248810Y2 (en) * 1983-04-18 1990-12-21
US4676593A (en) * 1983-04-18 1987-06-30 Asahi Kogaku Kogyo Kabushiki Kaisha Eyepiece and photographing device for fiberscope
JPS59164022U (en) * 1983-04-18 1984-11-02 旭光学工業株式会社 fiberscope imaging device
JPS59193416A (en) * 1983-04-18 1984-11-02 Asahi Optical Co Ltd Eyepiece device of fiberscope
JPH0328692B2 (en) * 1983-04-18 1991-04-19 Asahi Optical Co Ltd
JPS59193417A (en) * 1983-04-18 1984-11-02 Asahi Optical Co Ltd Eyepiece device of fiberscope
US4807981A (en) * 1984-04-28 1989-02-28 Kabushiki Kaisha Toshiba Spatial frequency filter
JPS60242420A (en) * 1984-05-17 1985-12-02 Toshiba Corp Spatial frequency filter
JPS6177821A (en) * 1984-09-26 1986-04-21 Sony Corp Optical low-pass filter
US4761682A (en) * 1985-05-27 1988-08-02 Sony Corporation Optical low-pass filter including three crystal plates for a solid-state color TV camera
US5477381A (en) * 1989-02-02 1995-12-19 Canon Kabushiki Kaisha Image sensing apparatus having an optical low-pass filter
US5715085A (en) * 1989-07-10 1998-02-03 Fuji Photo Film Co., Ltd. Optical filter

Also Published As

Publication number Publication date
JPS5715369B2 (en) 1982-03-30

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