CA779638A - Optical refractor - Google Patents

Optical refractor

Info

Publication number
CA779638A
CA779638A CA779638A CA779638DA CA779638A CA 779638 A CA779638 A CA 779638A CA 779638 A CA779638 A CA 779638A CA 779638D A CA779638D A CA 779638DA CA 779638 A CA779638 A CA 779638A
Authority
CA
Canada
Prior art keywords
optical refractor
refractor
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
CA779638A
Inventor
H. Appeldorn Roger
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Publication date
Application granted granted Critical
Publication of CA779638A publication Critical patent/CA779638A/en
Expired legal-status Critical Current

Links

CA779638A Optical refractor Expired CA779638A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA779638T

Publications (1)

Publication Number Publication Date
CA779638A true CA779638A (en) 1968-03-05

Family

ID=36227010

Family Applications (1)

Application Number Title Priority Date Filing Date
CA779638A Expired CA779638A (en) Optical refractor

Country Status (1)

Country Link
CA (1) CA779638A (en)

Similar Documents

Publication Publication Date Title
CA779638A (en) Optical refractor
CA802128A (en) Fiber-optical elements
CA796169A (en) Luminaire
CA800295A (en) Variable lens
CA776409A (en) Optical system
CA789397A (en) Movie light
CA787771A (en) Floodlights
CA802439A (en) Lampholder
CA786192A (en) Examination light
CA797081A (en) Surgical light
CA777646A (en) Light fixture
CA790977A (en) Lanterns
CA779605A (en) Candle
AU2817367A (en) Go light
CA776527A (en) Luminaire
CA781303A (en) Luminaire
CA795655A (en) Luminaire
CA776525A (en) Luminaire
CA790156A (en) Luminaire
CA796168A (en) Luminaire
CA802740A (en) Floodlight
CA796956A (en) Optical device
CA788856A (en) Refractor for luminaire
AU434220B2 (en) Glass
AU444721B2 (en) Glass