Helmet with night-vision device providing optimized safety and e

Details Helmet with night-vision device providing optimized safety and e Helmet with night-vision device providing optimized safety and e

1996-12-26

1998-10-13

Ben, Loha

Optical: systems and elements

Single channel simultaneously to or from plural channels

By partial reflection at beam splitting or combining surface

359632, 345 8, G02B 2714

Patent

active

058221263

ABSTRACT:
The invention relates to a pilot's helmet with a tinted visor that can be locked in raised position during nighttime use by a device using spring-loaded balls, and that can be lowered manually, or automatically when the pilot ejects thanks to a spring-loaded system tending to close the visor.

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