FR2318433A2 - Casque a vision arriere - Google Patents

Casque a vision arriere

Info

Publication number
FR2318433A2
FR2318433A2 FR7522329A FR7522329A FR2318433A2 FR 2318433 A2 FR2318433 A2 FR 2318433A2 FR 7522329 A FR7522329 A FR 7522329A FR 7522329 A FR7522329 A FR 7522329A FR 2318433 A2 FR2318433 A2 FR 2318433A2
Authority
FR
France
Prior art keywords
helmet
optical
optical device
device attached
observer
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.)
Granted
Application number
FR7522329A
Other languages
English (en)
French (fr)
Other versions
FR2318433B2 (enrdf_load_stackoverflow
Inventor
Dominique De Ponteves
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.)
Societe de Fabrication dInstruments de Mesure SFIM SA
Original Assignee
Societe de Fabrication dInstruments de Mesure SFIM SA
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 Societe de Fabrication dInstruments de Mesure SFIM SA filed Critical Societe de Fabrication dInstruments de Mesure SFIM SA
Priority to FR7522329A priority Critical patent/FR2318433A2/fr
Publication of FR2318433A2 publication Critical patent/FR2318433A2/fr
Application granted granted Critical
Publication of FR2318433B2 publication Critical patent/FR2318433B2/fr
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted
    • G02B27/0172—Head mounted characterised by optical features
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/0406—Accessories for helmets
    • A42B3/042—Optical devices
    • A—HUMAN NECESSITIES
    • A42—HEADWEAR
    • A42B—HATS; HEAD COVERINGS
    • A42B3/00—Helmets; Helmet covers ; Other protective head coverings
    • A42B3/04—Parts, details or accessories of helmets
    • A42B3/0406—Accessories for helmets
    • A42B3/042—Optical devices
    • A42B3/0426—Rear view devices or the like
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/0101—Head-up displays characterised by optical features
    • G02B2027/0143—Head-up displays characterised by optical features the two eyes not being equipped with identical nor symmetrical optical devices
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/01—Head-up displays
    • G02B27/017—Head mounted

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
FR7522329A 1975-07-17 1975-07-17 Casque a vision arriere Granted FR2318433A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7522329A FR2318433A2 (fr) 1975-07-17 1975-07-17 Casque a vision arriere

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7522329A FR2318433A2 (fr) 1975-07-17 1975-07-17 Casque a vision arriere

Publications (2)

Publication Number Publication Date
FR2318433A2 true FR2318433A2 (fr) 1977-02-11
FR2318433B2 FR2318433B2 (enrdf_load_stackoverflow) 1979-03-16

Family

ID=9158005

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7522329A Granted FR2318433A2 (fr) 1975-07-17 1975-07-17 Casque a vision arriere

Country Status (1)

Country Link
FR (1) FR2318433A2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3209911A1 (de) * 1981-04-17 1982-11-18 Pier Luigi Verderio Superiore Como Nava Fuer helme o.dgl. geeignete vorrichtung zur sicht nach hinten

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3209911A1 (de) * 1981-04-17 1982-11-18 Pier Luigi Verderio Superiore Como Nava Fuer helme o.dgl. geeignete vorrichtung zur sicht nach hinten

Also Published As

Publication number Publication date
FR2318433B2 (enrdf_load_stackoverflow) 1979-03-16

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