20. 1. 20201,284 mil. zhlédnutí임창정 공식 YouTube 채널구독 안 누르고 뭣들 하는 거여~!여러분 늘 행복하세요~에헤라디요!~^^YES IM Ent. YouTube https://bit.ly/2lH2uYtInstagram https://bit.ly/2Hqknrb채널 구독 https://bit.l...
23. 1. 201215 tis. zhlédnutíThis video shows the radioactivity from a 55mm f/1.8 S-M-C Takumar camera lens, as measured by a simple geiger counter with a pancake probe.This lens probabl...
7. 9. 201117 tis. zhlédnutíLens: Ernst Leitz GmbH Wetzlar Summicron f = 5cm Nr 1023xxx (M39/LTM mount -- 1953?)This video shows the radioactivity from a Leica M39/LTM 50mm f/2 col...
22. 1. 201212 tis. zhlédnutíLens: Yashica Japan AUTO Yashinon-DS 50mm 1:1.7 (M42 mount)This video shows the radioactivity from a Yashica 50mm f/1.7 camera lens, as measured by a sim...