Housings; Caps; Mountings; Supports, e.g. with counterweight

Introduced: September 1968

Last revised: January 2006

Full Title

Telescopes, e.g. binoculars; Periscopes; Instruments for viewing the inside of hollow bodies; Viewfinders; Optical aiming or sighting devices > Housings; Caps; Mountings; Supports, e.g. with counterweight

Classification Context

Section:: PHYSICS
Class:: OPTICS
Subclass:: OPTICAL ELEMENTS, SYSTEMS OR APPARATUS

3 direct subcodes

Child Classifications

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G02B 23/18 for binocular arrangements
G02B 23/2 Collapsible housings
G02B 23/22 Underwater equipments, e.g. for submarine periscope