NL144063B - OPTICAL FILTER. - Google Patents

OPTICAL FILTER.

Info

Publication number
NL144063B
NL144063B NL707015848A NL7015848A NL144063B NL 144063 B NL144063 B NL 144063B NL 707015848 A NL707015848 A NL 707015848A NL 7015848 A NL7015848 A NL 7015848A NL 144063 B NL144063 B NL 144063B
Authority
NL
Netherlands
Prior art keywords
optical filter
filter
optical
Prior art date
Application number
NL707015848A
Other languages
Dutch (nl)
Other versions
NL7015848A (en
Original Assignee
Jenaer Glaswerk Schott & Gen
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 Jenaer Glaswerk Schott & Gen filed Critical Jenaer Glaswerk Schott & Gen
Publication of NL7015848A publication Critical patent/NL7015848A/xx
Publication of NL144063B publication Critical patent/NL144063B/en

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/20—Filters
    • G02B5/206—Filters comprising particles embedded in a solid matrix
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
    • F02D41/1456—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio with sensor output signal being linear or quasi-linear with the concentration of oxygen

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Glass Compositions (AREA)
  • Optical Filters (AREA)
  • Compositions Of Oxide Ceramics (AREA)
NL707015848A 1969-10-31 1970-10-29 OPTICAL FILTER. NL144063B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE1954802 1969-10-31

Publications (2)

Publication Number Publication Date
NL7015848A NL7015848A (en) 1971-05-04
NL144063B true NL144063B (en) 1974-11-15

Family

ID=5749767

Family Applications (1)

Application Number Title Priority Date Filing Date
NL707015848A NL144063B (en) 1969-10-31 1970-10-29 OPTICAL FILTER.

Country Status (5)

Country Link
JP (1) JPS5010742B1 (en)
DE (1) DE1954802B1 (en)
FR (1) FR2065622B1 (en)
GB (1) GB1320357A (en)
NL (1) NL144063B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3903413A (en) * 1973-12-06 1975-09-02 Polaroid Corp Glass-filled polymeric filter element
GB1489806A (en) * 1974-04-05 1977-10-26 Environmental Res & Tech Light equalizer
DE2609194A1 (en) * 1976-03-05 1977-09-15 Mutzhas Maximilian F RADIATION PROTECTION FILTER FOR DIRECT PIGMENTATION IN SUN RADIATION
DE3327748A1 (en) * 1983-08-01 1985-02-14 Institut fiziki Akademii Nauk Belorusskoj SSR, Minsk Process for producing a Christiansen filter for the infrared spectral range
EP0172951A3 (en) * 1984-08-23 1986-07-30 Barnes Engineering Company Narrow-band optical absorption filter
DE3532780A1 (en) * 1985-09-13 1987-03-26 Maximilian F Prof Dr I Mutzhas RADIATION PROTECTION FILTER
WO2017169506A1 (en) * 2016-03-28 2017-10-05 富士フイルム株式会社 Far infrared light-transmitting composition, formed body, laminate, far infrared light-transmitting filter, solid-state imaging element and infrared camera

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3312759A (en) * 1963-09-23 1967-04-04 Bausch & Lomb Method of making optical elements from ba or mg fluoride containing boron nitride

Also Published As

Publication number Publication date
GB1320357A (en) 1973-06-13
FR2065622B1 (en) 1974-06-21
NL7015848A (en) 1971-05-04
JPS5010742B1 (en) 1975-04-24
DE1954802B1 (en) 1971-03-04
FR2065622A1 (en) 1971-07-30

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