JPS51150348A - Light aperture - Google Patents

Light aperture

Info

Publication number
JPS51150348A
JPS51150348A JP7365975A JP7365975A JPS51150348A JP S51150348 A JPS51150348 A JP S51150348A JP 7365975 A JP7365975 A JP 7365975A JP 7365975 A JP7365975 A JP 7365975A JP S51150348 A JPS51150348 A JP S51150348A
Authority
JP
Japan
Prior art keywords
light aperture
transparent material
light
aperture
polarizer
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
JP7365975A
Other languages
Japanese (ja)
Inventor
Tatsuatsu Honda
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.)
National Institute of Advanced Industrial Science and Technology AIST
Original Assignee
Agency of Industrial Science and Technology
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 Agency of Industrial Science and Technology filed Critical Agency of Industrial Science and Technology
Priority to JP7365975A priority Critical patent/JPS51150348A/en
Publication of JPS51150348A publication Critical patent/JPS51150348A/en
Pending legal-status Critical Current

Links

Landscapes

  • Mechanical Light Control Or Optical Switches (AREA)

Abstract

PURPOSE: To obtain the light aperture of which light transmission factor is different by incorporating the polarizer of which refraction index is the same as the transparent material in the transparent material.
COPYRIGHT: (C)1976,JPO&Japio
JP7365975A 1975-06-19 1975-06-19 Light aperture Pending JPS51150348A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7365975A JPS51150348A (en) 1975-06-19 1975-06-19 Light aperture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7365975A JPS51150348A (en) 1975-06-19 1975-06-19 Light aperture

Publications (1)

Publication Number Publication Date
JPS51150348A true JPS51150348A (en) 1976-12-23

Family

ID=13524614

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7365975A Pending JPS51150348A (en) 1975-06-19 1975-06-19 Light aperture

Country Status (1)

Country Link
JP (1) JPS51150348A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5666901U (en) * 1979-10-26 1981-06-04

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4918339A (en) * 1972-06-12 1974-02-18

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4918339A (en) * 1972-06-12 1974-02-18

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5666901U (en) * 1979-10-26 1981-06-04

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