NO121227B - - Google Patents

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Publication number
NO121227B
NO121227B NO0048/69A NO4869A NO121227B NO 121227 B NO121227 B NO 121227B NO 0048/69 A NO0048/69 A NO 0048/69A NO 4869 A NO4869 A NO 4869A NO 121227 B NO121227 B NO 121227B
Authority
NO
Norway
Prior art keywords
wall
prism
parallel sides
light
reflected
Prior art date
Application number
NO0048/69A
Other languages
English (en)
Norwegian (no)
Inventor
A Ohlsson
Original Assignee
Bofors Ab
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 Bofors Ab filed Critical Bofors Ab
Publication of NO121227B publication Critical patent/NO121227B/no

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J40/00—Photoelectric discharge tubes not involving the ionisation of a gas
    • H01J40/02—Details
    • H01J40/04—Electrodes
    • H01J40/06—Photo-emissive cathodes

Landscapes

  • Optical Elements Other Than Lenses (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Radar Systems And Details Thereof (AREA)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
NO0048/69A 1968-01-10 1969-01-06 NO121227B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE321/68A SE307023B (de) 1968-01-10 1968-01-10

Publications (1)

Publication Number Publication Date
NO121227B true NO121227B (de) 1971-02-01

Family

ID=20256361

Family Applications (1)

Application Number Title Priority Date Filing Date
NO0048/69A NO121227B (de) 1968-01-10 1969-01-06

Country Status (7)

Country Link
US (1) US3571602A (de)
CH (1) CH486118A (de)
DE (1) DE1900637A1 (de)
FR (1) FR2000116A1 (de)
GB (1) GB1235411A (de)
NO (1) NO121227B (de)
SE (1) SE307023B (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1841022A3 (de) * 1995-03-20 2009-12-02 Fujitsu Limited Vorrichtung und Verfahren zur Verarbeitung eines optischen Signals
DE10062841B4 (de) * 2000-12-15 2009-04-16 Hilti Aktiengesellschaft Lichtstrahlenempfänger für Laserpositioniergeräte

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1240905A (en) * 1917-04-09 1917-09-25 F A Hardy & Company Binocular-magnifier.
US2119544A (en) * 1937-03-22 1938-06-07 Otto K Kaspereit Prism
US2954721A (en) * 1957-10-09 1960-10-04 Austin P Voelker Optical inspection instrument
US3424516A (en) * 1964-05-28 1969-01-28 Texas Instruments Inc Prism system comprising joined pentaprisms
US3415990A (en) * 1966-03-21 1968-12-10 Itt Invisible light sensor tube and faceplate material

Also Published As

Publication number Publication date
US3571602A (en) 1971-03-23
SE307023B (de) 1968-12-16
DE1900637A1 (de) 1969-09-04
CH486118A (de) 1970-02-15
FR2000116A1 (de) 1969-08-29
GB1235411A (en) 1971-06-16

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