Adjustable Industrial Digital C-Mount Glass Lens Adapter for Mobile Phone Welding Repair, HDMI USB VGA 38MP Industrial Electronics C-Mount Camera Adapter with Optional Camera Lens, 56 LED Lights and Microscope Camera Lens Holder. Package List : 1pc x Camera Len 1pc x 56LED Light 1pc x Microscope Camera 1pc x Microscope Camera Holder Microscope Camera Stand : Large table stand for stereo microscopes 29cm microscope high pillar Diameter of big ring: 40mm With Dual Ring: 4.3cm(dia), 2.3cm(dia) Size: 31.5x22.5x15.5cm (L W H) Item weight: 1.5kg Optional Camera : Option 1: VGA Input 2.0MP 200W 1080P, 30FPS, 1/3 inch Option 2: 38MP, 3800W 60FPS, Panasonic sensor 1/2.3 inch Optional Camera Lens : 0.4X, 0.5X, 130X Microscope Camera Features : Photo model / video model. High quality, high resolution, clear images. Supply USB, HDMI HD video, VGA, output ports. Industry CMOS camera. It can show the live image directly on any HDMI monitor, projector or TV. It build in digital crosshairs and color control, add line in the pictures, freeze, mirror, rotate, negative, compare function. 130X Camera Lens : Interface: Standard C interface (25mm) Optical Magnification: 0.12X-1.8X Working Distance: 55mm-285mm Field of View: 5mm-35mm Size: 110mmx38mm (L D) Weight: 210g 0.5X Camera Lens : Interface: Standard C interface (25mm) Optical Magnification: 0.7X-4.5X (Approximately 10X-200X on a 21 inch monitor) Working Distance: 100mm-250mm Field of View: 3mm-35mm Size: 170mmx50mm (L D) Weight: 480g 0.4X Camera Lens : Interface: C-mount zoom lens Optical Magnification: 0.7X-5X (Approximately 10X-250X on a 22 inch monitor) Working Distance: 110mm-135mm Field of View: 2mm-10mm Size: 140mmx50mm (L D) Weight: 465g Depth of len: 0.4-2mm (maximum multiple is about 0.2mm, minimum multiple is about 2mm) Note : Please do not touch the lens with your hands, it will cause the lens to be scratched. If you need to handle it, please wipe it with professional camera cloth.