AU293085B2 - An optical mask - Google Patents

An optical mask

Info

Publication number
AU293085B2
AU293085B2 AU54153/65A AU5415365A AU293085B2 AU 293085 B2 AU293085 B2 AU 293085B2 AU 54153/65 A AU54153/65 A AU 54153/65A AU 5415365 A AU5415365 A AU 5415365A AU 293085 B2 AU293085 B2 AU 293085B2
Authority
AU
Australia
Prior art keywords
optical mask
mask
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
AU54153/65A
Other versions
AU5415365A (en
Inventor
Thomas Lewis David
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of AU5415365A publication Critical patent/AU5415365A/en
Publication of AU293085B2 publication Critical patent/AU293085B2/en
Expired legal-status Critical Current

Links

AU54153/65A 1964-01-23 1965-01-20 An optical mask Expired AU293085B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GBGB2973/64 1964-01-23

Publications (2)

Publication Number Publication Date
AU5415365A AU5415365A (en) 1966-07-21
AU293085B2 true AU293085B2 (en) 1966-07-21

Family

ID=

Similar Documents

Publication Publication Date Title
CA686454A (en) Clarity-improved film
AU293085B2 (en) An optical mask
AU5415365A (en) An optical mask
CA700035A (en) Lens
CA681557A (en) Photographical camera
CA690723A (en) Optical mirrors
AU282203B2 (en) Optical projection apparatus
CA692211A (en) Photographic masking
CA692210A (en) Photographic masking
CA683743A (en) Optical apparatus
CA679994A (en) Optical apparatus
AU287876B2 (en) Photographic processes
CA693070A (en) Waveguides
CA696580A (en) Light amplifier
AU421250B2 (en) Photographic elements
CA692471A (en) Waveguide components
CA694609A (en) Optical bronchoscope
AU4022464A (en) Optical projection apparatus
AU283639B2 (en) Luneberg-type microwave lens
CA679143A (en) Substituted chlorophenols
CA699216A (en) Camera
CA677939A (en) Camera
CA691631A (en) Camera
CA690075A (en) Camera
CA690169A (en) Fluorinated dithiadienes