FR1058993A - Optical comparator - Google Patents

Optical comparator

Info

Publication number
FR1058993A
FR1058993A FR1058993DA FR1058993A FR 1058993 A FR1058993 A FR 1058993A FR 1058993D A FR1058993D A FR 1058993DA FR 1058993 A FR1058993 A FR 1058993A
Authority
FR
France
Prior art keywords
optical comparator
comparator
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
Other languages
French (fr)
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.)
Eastman Kodak Co
Original Assignee
Eastman Kodak 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 Eastman Kodak Co filed Critical Eastman Kodak Co
Application granted granted Critical
Publication of FR1058993A publication Critical patent/FR1058993A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B21/00—Microscopes
    • G02B21/0004—Microscopes specially adapted for specific applications
    • G02B21/0016—Technical microscopes, e.g. for inspection or measuring in industrial production processes

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR1058993D 1951-04-02 1952-04-01 Optical comparator Expired FR1058993A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US1058993XA 1951-04-02 1951-04-02

Publications (1)

Publication Number Publication Date
FR1058993A true FR1058993A (en) 1954-03-22

Family

ID=22308412

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1058993D Expired FR1058993A (en) 1951-04-02 1952-04-01 Optical comparator

Country Status (1)

Country Link
FR (1) FR1058993A (en)

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