FR1277106A - Underwater magnifier - Google Patents

Underwater magnifier

Info

Publication number
FR1277106A
FR1277106A FR19130A FR13019130A FR1277106A FR 1277106 A FR1277106 A FR 1277106A FR 19130 A FR19130 A FR 19130A FR 13019130 A FR13019130 A FR 13019130A FR 1277106 A FR1277106 A FR 1277106A
Authority
FR
France
Prior art keywords
magnifier
underwater
underwater magnifier
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
FR19130A
Other languages
French (fr)
Inventor
Frederic Dumas
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 filed Critical
Priority to FR19130A priority Critical patent/FR1277106A/en
Application granted granted Critical
Publication of FR1277106A publication Critical patent/FR1277106A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B25/00—Eyepieces; Magnifying glasses
    • G02B25/002—Magnifying glasses
    • G02B25/008—Magnifying glasses comprising two or more lenses

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
FR19130A 1960-12-28 1960-12-28 Underwater magnifier Expired FR1277106A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR19130A FR1277106A (en) 1960-12-28 1960-12-28 Underwater magnifier

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR19130A FR1277106A (en) 1960-12-28 1960-12-28 Underwater magnifier

Publications (1)

Publication Number Publication Date
FR1277106A true FR1277106A (en) 1961-11-24

Family

ID=8580505

Family Applications (1)

Application Number Title Priority Date Filing Date
FR19130A Expired FR1277106A (en) 1960-12-28 1960-12-28 Underwater magnifier

Country Status (1)

Country Link
FR (1) FR1277106A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5204700A (en) * 1988-11-25 1993-04-20 Sansalone Salvatore N Diving mask having distortionless peripheral vision

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5204700A (en) * 1988-11-25 1993-04-20 Sansalone Salvatore N Diving mask having distortionless peripheral vision

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