WW2 Royal Navy gunsight binoculars 3.5x in box

WW2 Royal Navy stationary binoculars, 3.5x, ultra wide angle Ross Gunsight, for automatic ship anti-aircraft guns, gigantic field of view, extreme depth of field, very sharp image, weighs over 5 kg. Eyepiece adjustment via side lever, reticle, lighting socket for reticle, rotary knob for eye width, elaborate, large glass for stationary use, very bright, sharp and impressive image. Inscription: "x3.5 Ross London Binocular Gunsight Patt.372F. No. 122389 NP46, W A/T B". With screw-on, matching-numbered filter housing for swinging color filters in front of the lens. Matching wooden transport case 360 ​​x 220 x 240 mm "Binoculars Sight Patt,372 Ross London, broad arrow" Reference gray Dr. Seeger book "Binoculars and telescopes...." page 408. Excellent optical performance.                                                                                                                                                                                                                                                                                          Suchbegriffe: gunsight , Marine, Marineglas, navy binoculars, Dienstglas , Schiff , ship , Zieloptik