HK97484A - Improvements in and relating to optical filters - Google Patents

Improvements in and relating to optical filters

Info

Publication number
HK97484A
HK97484A HK97484A HK97484A HK97484A HK 97484 A HK97484 A HK 97484A HK 97484 A HK97484 A HK 97484A HK 97484 A HK97484 A HK 97484A HK 97484 A HK97484 A HK 97484A
Authority
HK
Hong Kong
Prior art keywords
relating
optical filters
filters
optical
Prior art date
Application number
HK97484A
Inventor
Guenther Ranninger
Franz Twaroch
Original Assignee
Reichert Optische Werke Ag
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 Reichert Optische Werke Ag filed Critical Reichert Optische Werke Ag
Publication of HK97484A publication Critical patent/HK97484A/en

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Filters (AREA)
  • Microscoopes, Condenser (AREA)
HK97484A 1976-07-17 1984-12-13 Improvements in and relating to optical filters HK97484A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19762632341 DE2632341A1 (en) 1976-07-17 1976-07-17 OPTICAL DEVICE

Publications (1)

Publication Number Publication Date
HK97484A true HK97484A (en) 1984-12-21

Family

ID=5983337

Family Applications (1)

Application Number Title Priority Date Filing Date
HK97484A HK97484A (en) 1976-07-17 1984-12-13 Improvements in and relating to optical filters

Country Status (4)

Country Link
DE (1) DE2632341A1 (en)
FR (1) FR2358667A1 (en)
GB (1) GB1589891A (en)
HK (1) HK97484A (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5179318A (en) * 1989-07-05 1993-01-12 Nippon Sheet Glass Co., Ltd. Cathode-ray tube with interference filter
JP3355188B2 (en) * 1992-09-18 2002-12-09 ライカ ミクロスコピー ウント ジュステーメ ゲーエムベーハー Color compensation filter for optical equipment having observation light path and photographic light path

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3588245A (en) * 1968-10-01 1971-06-28 Bell Telephone Labor Inc Adjustable compensation in optical systems
CH523509A (en) * 1970-09-18 1972-05-31 Balzers Patent Beteilig Ag Interference filter, consisting of a plurality of alternating high and low refractive index light-permeable layers on a light-permeable carrier, which reflects a certain wavelength band within a certain wavelength range, but allows the radiation of the other parts of the mentioned range to pass through
US3737210A (en) * 1972-03-31 1973-06-05 Bausch & Lomb Multilayer filter based on substitution of herpin equivalent layers in a antireflection coating formula
JPS5314227B2 (en) * 1973-06-18 1978-05-16

Also Published As

Publication number Publication date
FR2358667A1 (en) 1978-02-10
GB1589891A (en) 1981-05-20
DE2632341A1 (en) 1978-01-26
FR2358667B1 (en) 1982-02-05

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