Stadiametric rangefinding Stadia Stadia mark PSO-1 USP-1 Agathemerus Schmidt & Bender Finderscope Stadimeter Model 1968 recoilless gun Spotting scope Stereoscopic rangefinder Level staff Coincidence rangefinder 55 S 55 PSL (rifle) Tank gun Telescopic sight Brügger & Thomet APR Peresvet-class battleship Length measurement Petropavlovsk-class battleship EE-11 Urutu Borodino-class battleship Fuller calculator Russian battleship Retvizan AK-74 Milliradian Gun laying Radian PK machine gun BMP-1 Binoculars Craig Harrison (British Army soldier) English Electric Lightning Reticle Battle of Tsushima Zastava M76 Sako TRG