ZA75450B - Concave conic reflector - Google Patents

Concave conic reflector

Info

Publication number
ZA75450B
ZA75450B ZA00750450A ZA75450A ZA75450B ZA 75450 B ZA75450 B ZA 75450B ZA 00750450 A ZA00750450 A ZA 00750450A ZA 75450 A ZA75450 A ZA 75450A ZA 75450 B ZA75450 B ZA 75450B
Authority
ZA
South Africa
Prior art keywords
conic reflector
concave conic
concave
reflector
conic
Prior art date
Application number
ZA00750450A
Other languages
English (en)
Inventor
H Hansen
Original Assignee
Lark Equipment Co
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 Lark Equipment Co filed Critical Lark Equipment Co
Publication of ZA75450B publication Critical patent/ZA75450B/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B11/00—Measuring arrangements characterised by the use of optical techniques
    • G01B11/26—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes
    • G01B11/27—Measuring arrangements characterised by the use of optical techniques for measuring angles or tapers; for testing the alignment of axes for testing the alignment of axes
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/30—Collimators

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Optical Elements Other Than Lenses (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
ZA00750450A 1974-02-22 1975-01-22 Concave conic reflector ZA75450B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US446195A US3887282A (en) 1974-02-22 1974-02-22 Concave conic reflector

Publications (1)

Publication Number Publication Date
ZA75450B true ZA75450B (en) 1976-01-28

Family

ID=23771667

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA00750450A ZA75450B (en) 1974-02-22 1975-01-22 Concave conic reflector

Country Status (6)

Country Link
US (1) US3887282A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPS50120356A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR7501015A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
DE (1) DE2502372A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
FR (1) FR2262254A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
ZA (1) ZA75450B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4678329A (en) * 1985-10-18 1987-07-07 Calspan Corporation Automatically guided vehicle control system
US4684247A (en) * 1985-10-18 1987-08-04 Calspan Corporation Target member for use in a positioning system
US6539638B1 (en) 2000-04-27 2003-04-01 Victor Pelletier Line projecting device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2493430A (en) * 1946-04-26 1950-01-03 Jr Robert E Ward Apparatus having conical reflector for projecting magnified images
US2686866A (en) * 1949-12-20 1954-08-17 Duro Test Corp Color mixing lighting apparatus
BE639563A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1962-11-05
US3551061A (en) * 1967-07-26 1970-12-29 Textron Inc Instrument for and method of optical work inspection

Also Published As

Publication number Publication date
JPS50120356A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-09-20
US3887282A (en) 1975-06-03
FR2262254A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1975-09-19
DE2502372A1 (de) 1975-08-28
BR7501015A (pt) 1975-12-02

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