An optical projector which gives images of opaque objects.
‘The commander's station is fitted with an optional panoramic sight and six episcopes fitted with a switch for gun and episcope alignment.’
‘The driver has three episcopic sights and the commander's observation cupola has five episcopes.’
‘In the TK 105 turret, for daytime operations, the commander is provided with wide field episcopes and a 360° panoramic M389 sight with x 2 and x 8 magnifications.’
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