JPS57198413A - Optical filter having spectral characteristic close to visibility - Google Patents

Optical filter having spectral characteristic close to visibility

Info

Publication number
JPS57198413A
JPS57198413A JP8300481A JP8300481A JPS57198413A JP S57198413 A JPS57198413 A JP S57198413A JP 8300481 A JP8300481 A JP 8300481A JP 8300481 A JP8300481 A JP 8300481A JP S57198413 A JPS57198413 A JP S57198413A
Authority
JP
Japan
Prior art keywords
visibility
optical filter
filter
molding
benzenedithiol
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
JP8300481A
Other languages
English (en)
Japanese (ja)
Other versions
JPH024881B2 (enrdf_load_stackoverflow
Inventor
Katsuyoshi Sasagawa
Masao Imai
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.)
Mitsui Toatsu Chemicals Inc
Original Assignee
Mitsui Toatsu Chemicals Inc
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 Mitsui Toatsu Chemicals Inc filed Critical Mitsui Toatsu Chemicals Inc
Priority to JP8300481A priority Critical patent/JPS57198413A/ja
Publication of JPS57198413A publication Critical patent/JPS57198413A/ja
Publication of JPH024881B2 publication Critical patent/JPH024881B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/22—Absorbing filters
    • G02B5/223—Absorbing filters containing organic substances, e.g. dyes, inks or pigments

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
  • Eyeglasses (AREA)
  • Optical Filters (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
JP8300481A 1981-05-30 1981-05-30 Optical filter having spectral characteristic close to visibility Granted JPS57198413A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8300481A JPS57198413A (en) 1981-05-30 1981-05-30 Optical filter having spectral characteristic close to visibility

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8300481A JPS57198413A (en) 1981-05-30 1981-05-30 Optical filter having spectral characteristic close to visibility

Publications (2)

Publication Number Publication Date
JPS57198413A true JPS57198413A (en) 1982-12-06
JPH024881B2 JPH024881B2 (enrdf_load_stackoverflow) 1990-01-30

Family

ID=13790112

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8300481A Granted JPS57198413A (en) 1981-05-30 1981-05-30 Optical filter having spectral characteristic close to visibility

Country Status (1)

Country Link
JP (1) JPS57198413A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6440822U (enrdf_load_stackoverflow) * 1987-09-03 1989-03-10
US6522463B1 (en) 1998-05-15 2003-02-18 Toyo Boseki Kabushiki Kaisha Infrared absorption filter
US6542292B2 (en) 1999-12-20 2003-04-01 Toyo Boseki Kabushiki Kaisha Infrared absorption filter
US6833665B2 (en) 2001-07-23 2004-12-21 Asahi Glass Company, Limited Flat display panel with a front protection plate
EP1452556A4 (en) * 2001-06-21 2005-02-16 Teijin Ltd PROTECTIVE FILM AGAINST NEAR INFRARED RADIATION

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6440822U (enrdf_load_stackoverflow) * 1987-09-03 1989-03-10
US6522463B1 (en) 1998-05-15 2003-02-18 Toyo Boseki Kabushiki Kaisha Infrared absorption filter
USRE39858E1 (en) 1998-05-15 2007-09-25 Toyo Boseki Kabushiki Kaisha Infrared absorption filter
USRE39857E1 (en) 1998-05-15 2007-09-25 Toyo Boseki Kabushiki Kaisha Infrared absorption filter
US6542292B2 (en) 1999-12-20 2003-04-01 Toyo Boseki Kabushiki Kaisha Infrared absorption filter
EP1452556A4 (en) * 2001-06-21 2005-02-16 Teijin Ltd PROTECTIVE FILM AGAINST NEAR INFRARED RADIATION
US6991849B2 (en) 2001-06-21 2006-01-31 Teijin Limited Near infrared ray shielding film
US6833665B2 (en) 2001-07-23 2004-12-21 Asahi Glass Company, Limited Flat display panel with a front protection plate

Also Published As

Publication number Publication date
JPH024881B2 (enrdf_load_stackoverflow) 1990-01-30

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