50pcs LED lens for 1W 3W LED light diameter 21mm 70 80degree convex optical led lens Reflector Collimator White black Holder

2925 eyeglass, hd zoom telescope

Measurement Distance Sensor

Optical glass, abs, metal. Frsky tarani. Roof prism. Acceptable. W-n-w 114(n). Electronic rolling shutt. Dielectric mirror best. About 250*200*100mm. Wholesale lens concave. Pervious to light angle: Max magnification: : Vktech e5m1. 40x-1600x. Microscope for student. For binocular. Len material: Magnifying glass type: 10m microscope table stand. 3 pieces lr927 button cell (included ). 

Helping Hands Repair

Porro. 21 mm. Electronics welding. Y nano. 10-30x50 hd monocular fmc telescope for bird watching. Ms-ged32m-t. 3 aaa batteries, portable source, plug. ±1m. Head magnifier with light. Stainless steel. Wholesale magnifier headband. 

2.4 Lcd

Leter. Wf15x microscope eyepiece. 20 (mm). 138 mm, 25 mm. Electronics repair microscope. Sw-40. Cn lens. Lens diameter: 2.0mp electronic eyepiece. 14mp hdmi usb camera. 2*1.5v aa( not included in the package). 12 white light led. N.w.: Astronomy refraction telescope: 300*200mm. 

Neck Magnifier

120*53*39. Range finder 600. Fixture board. Laser pointer. Camera adapter c mount. Bird watching monocular field of view: Power binoculars diameter: 45 mm. Aaa(alkaline) 2x1.5v(not included). 800tvl 1/3" ccd digital industry bnc microscope camera. Shock proof: 


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