FR1464200A - Optical filter - Google Patents

Optical filter

Info

Publication number
FR1464200A
FR1464200A FR40766A FR40766A FR1464200A FR 1464200 A FR1464200 A FR 1464200A FR 40766 A FR40766 A FR 40766A FR 40766 A FR40766 A FR 40766A FR 1464200 A FR1464200 A FR 1464200A
Authority
FR
France
Prior art keywords
optical filter
filter
optical
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.)
Expired
Application number
FR40766A
Other languages
French (fr)
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1464200A publication Critical patent/FR1464200A/en
Expired 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
    • G02B5/28—Interference filters
    • G02B5/285—Interference filters comprising deposited thin solid films
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/203—Filters having holographic or diffractive elements
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C5/00—Photographic processes or agents therefor; Regeneration of such processing agents
    • G03C5/26—Processes using silver-salt-containing photosensitive materials or agents therefor
    • G03C5/40—Chemically transforming developed images

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Silver Salt Photography Or Processing Solution Therefor (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
FR40766A 1964-12-18 1965-12-03 Optical filter Expired FR1464200A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US41940464 US3519355A (en) 1964-12-18 1964-12-18 Light filter

Publications (1)

Publication Number Publication Date
FR1464200A true FR1464200A (en) 1966-12-30

Family

ID=23662119

Family Applications (1)

Application Number Title Priority Date Filing Date
FR40766A Expired FR1464200A (en) 1964-12-18 1965-12-03 Optical filter

Country Status (5)

Country Link
US (1) US3519355A (en)
DE (1) DE1622478A1 (en)
FR (1) FR1464200A (en)
GB (1) GB1061319A (en)
NL (1) NL6515917A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4671603A (en) * 1983-11-17 1987-06-09 Pilkington P.E. Limited Optical filters and multiplexing-demultiplexing devices using the same
EP2857811B1 (en) * 2013-10-02 2015-09-23 Sick Ag Spectrometer for gas analysis

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2432950A (en) * 1943-09-24 1947-12-16 Bausch & Lomb Apparatus for making optical wedges
US2590906A (en) * 1946-11-22 1952-04-01 Farrand Optical Co Inc Reflection interference filter
US2952188A (en) * 1958-03-14 1960-09-13 Bendix Corp Light filter for television pickup tubes and the like
US3088227A (en) * 1961-03-24 1963-05-07 Tudor Color Corp Color harmony chart
US3217591A (en) * 1962-03-19 1965-11-16 William L Barr Angled plate scanning interferometer

Also Published As

Publication number Publication date
GB1061319A (en) 1967-03-08
DE1622478A1 (en) 1973-08-30
US3519355A (en) 1970-07-07
NL6515917A (en) 1966-06-20

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