조회수
0:15
head-mounted magnifier #magnifying glass
4:50
Tactical Flashlight Optical Beam Projection vs. Reflectors, Elzetta vlog episode 5
0:34
This is a Infrared Flashlight
0:27
Giant Fresnel lens melts rock☀️🔥
0:14
From Day To Night In 3 Seconds - Thermal Clip-On Scope #outdoors #hunting #adventure #scope #hog
0:19
DIY Microscope for UNDER $5?! See Microbes LIVE!
0:16
Focus Light / Spot Light / Mini Focus Torch / Led Flashlight #focuslight #spotlight#torch
1:00
LED Headlamp Review
