FR930690A - Perfectionnements aux éléments optiques - Google Patents

Perfectionnements aux éléments optiques

Info

Publication number
FR930690A
FR930690A FR930690DA FR930690A FR 930690 A FR930690 A FR 930690A FR 930690D A FR930690D A FR 930690DA FR 930690 A FR930690 A FR 930690A
Authority
FR
France
Prior art keywords
optical elements
optical
elements
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
English (en)
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.)
Polaroid Corp
International Polaroid Corp
Original Assignee
Polaroid Corp
International Polaroid Corp
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 Polaroid Corp, International Polaroid Corp filed Critical Polaroid Corp
Application granted granted Critical
Publication of FR930690A publication Critical patent/FR930690A/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/08—Mirrors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR930690D 1945-07-16 1946-07-16 Perfectionnements aux éléments optiques Expired FR930690A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US930690XA 1945-07-16 1945-07-16

Publications (1)

Publication Number Publication Date
FR930690A true FR930690A (fr) 1948-02-02

Family

ID=22236798

Family Applications (1)

Application Number Title Priority Date Filing Date
FR930690D Expired FR930690A (fr) 1945-07-16 1946-07-16 Perfectionnements aux éléments optiques

Country Status (1)

Country Link
FR (1) FR930690A (fr)

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