CS179961B2 - Optical reference surface forming equipment - Google Patents

Optical reference surface forming equipment

Info

Publication number
CS179961B2
CS179961B2 CS807271A CS807271A CS179961B2 CS 179961 B2 CS179961 B2 CS 179961B2 CS 807271 A CS807271 A CS 807271A CS 807271 A CS807271 A CS 807271A CS 179961 B2 CS179961 B2 CS 179961B2
Authority
CS
Czechoslovakia
Prior art keywords
reference surface
surface forming
forming equipment
optical reference
optical
Prior art date
Application number
CS807271A
Other languages
English (en)
Inventor
Erland S Ljungdahl
Lars A Ekstroem
Original Assignee
Erland S Ljungdahl
Lars A Ekstroem
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 Erland S Ljungdahl, Lars A Ekstroem filed Critical Erland S Ljungdahl
Publication of CS179961B2 publication Critical patent/CS179961B2/cs

Links

CS807271A 1970-01-09 1971-11-18 Optical reference surface forming equipment CS179961B2 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB117670 1970-01-09

Publications (1)

Publication Number Publication Date
CS179961B2 true CS179961B2 (en) 1977-12-30

Family

ID=9717489

Family Applications (1)

Application Number Title Priority Date Filing Date
CS807271A CS179961B2 (en) 1970-01-09 1971-11-18 Optical reference surface forming equipment

Country Status (1)

Country Link
CS (1) CS179961B2 (cs)

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