Physical description

WW II British Gun Sight 'Telescopic Bearing'
Brass barrel with tops lens for sighting (missing lens cap on barrel)
Originally on a circular metal base plate, most of which has been cut off

Inscriptions & markings

(T)EL BEARING No 10 MK I
(imprinted on underside of base plate; other inscriptions on base plate of original article missing from this item)
("T" missing as a result of base plate cutaway)