The Dino-Lite AM3013 Premier digital handheld microscope with measurement has natural color technology providing colors true to their original appearance. It also has enhanced low light capabilities where you can see objects clearly when there is minimal light available. This model comes with measurement and calibration feature only available for professional models. The AM3013 has a refresh rate up to 30fps at 640×480 resolutions and can magnify objects up to 230x depending on working distance Compatibility Operating System Windows XP, Windows Vista, Windows 7, Windows 8, Mac OS 10.5 (Leopard), Mac OS 10.6 (Snow Leop), Mac OS 10.7 (Lion), Mac OS 10.8 (Mtn Lion) Included Software DinoCapture 2.0 (Windows), DinoXcope (Mac OS) Connection Type USB 2.0 Image Save Formats (Windows) BMP, GIF, PNG, JPG, TIF, RAS, PNM, TGA, PCX, MNG, WBMP, JP2, JPC, PGX Video Save Formats (Windows) WMV, FLV, SWF Image Save Formats (Mac Os) PEG, PNG Video Save Formats (Mac Os) MOV Imaging Standards DirectShow, UVC Information Package Includes Microscope, Carry Pouch, Cradle Stand, Software CD Warranty Period 2 Years Manufactured In Taiwan Service & Support U.S. (www.dinolite.us) English & Spanish Regulatory Approval CE, FCC, ROHS Lighting LEDs 8 LED Type White Built-in Diffuser No Polarization No Strobe Light No Optics Magnification Range 10x-50x, 230x Working Distance Standard Lens Type Glass Sensor Sensor Size 1/4" Sensor Type CMOS Resolution 640 x 480 pixels Megapixels 0.3 MP Frame Rate (max) 30 FPS Dimensions Dimensions 10.5cm (L) x 3.2cm (D) Weight 105g Cable Length 182cm Body Magnification Lock No Body Material ABS Plastic Features Measurement Yes Microtouch Sensor No