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LAMELLE ACIER [1 record]

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Record 1 1975-03-11

English

Subject field(s)
  • Photography
  • Optics
CONT

Tthe leaf shutter consists of a number of small, overlapping metal blades powered by a spring; when the shutter release is pushed, these blades open up and then shut again, in a preset amount of time.

French

Domaine(s)
  • Photographie
  • Optique
CONT

[les obturateurs centraux] sont constitués par des lamelles généralement en acier très mince, qui glissent les unes sur les autres et qui s'ouvrent et se ferment sous l'action de ressorts.

Spanish

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