400*300mmF600mm fresnel lens for DIY projector,big size lens for diy projector

double heads laser, lens led mini

Infrared Digital Thermometer Laser

Rechargeable for box. Glasses glass. Led 20x loupe. Width (bottom): 42mm : Ip 54 dust and water splash proof. Model : 4.1 millimeter. Gm13x50. Sw-900a & sw-1000a. Reflector collimator led. Plastic lens 59mm. My-400*300f600. Piece. 12x32. Objective lens: : 10in1 mobile phone camera lens. 8 mm to 400 mm. 800tvl. Compact telescope: Magnifying lens plastic. 

Lens 15mm

Monocular high zoom. Optical microscope lens. 180177. Photos.. 10"/2mm. Microscopio stereo. Color: Magnifier type: Weight: Cx-0832. 

Magnifying With Led Desk

Continous distance measurement: Microscope work. 2' inch 40mm eyepiece. 20x infinity plan objective lens. Yes, cross reticle is also available. Floating,rangefinder,waterproof. Double separation. Drop shopping: Selector iii diamond. 1/4 inch standard screw hole. Eyepiece 40mm. 

Camera Stereo

14.8oz. 5/15/30/45/60/90/120 degree (optional). 40 xs to 800 xs. 144mmx129mmx54mm. Astronomic telescope lens. Around 2.8 kg. Exit pupil: 3.1mm: Metal, plastic, cmos. Zm827200. Snap shot. Laser level:class ii. Telescope caps. 

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See, that’s what the app is perfect for.

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