Digital Eyepiece for Telescope View&Record to Computer Description : At a Glance... Attaches to any telescope Easy for anyone to setup and use Save 1280x1040 video or photos to your computer View the moon, stars, planets, and more from your computer Excellent wholesale price for resale market Manufacturer Specifications Product Description: Digital Eyepiece for Telescope - for viewing and recording via computer Imaging Sensor: 1/4 Inch 1.3 Megapixel CMOS Pixel Size 2.8μm x 2.8μm Connection to Telescope: Ocular tube Size of Ocular Tube: 17mm, 25mm and 30mm (using included adapters) Still Image - Format: JPEG, BMP - Resolution: Max - 1280x1024 Video - Format: WMV - Resolution: Max - 1280x1024 - FPS: 16 Sensitivity:1.0 V/Lux-sec Spectrum response 400nm - 1000nm White Balance: Auto PC Interface: USB 2.0 Shutter: ERS(electronic rolling shutter) Power Source: USB port of computer Dimensions: L: 65 x Diameter: 65 (mm) Compatible Systems: Windows 2000, XP, Vista, 7 (32 bit version only) Manufacturers Ref: XGNCJ788SQWD Product Notes While trial capture software is provided, it only includes basic functions and may not work on all operating systems. More advanced software is available on the internet should you need better functions like higher FPS settings and better image control. Fits 17mm, 25mm and 30mm (using included adapters) Package Contents For CVQP-G227 USB digital eyepiece USB cable -1.5m 2 adapter rings CD with manual, drivers and software FAQ - Frequently Asked Questions Can I use this with my Linux, MAC or Windows 7 computer? The eyepiece itself is a USB 2.0 camera which has drivers all over the internet. So if you are an experienced computer user you can get this product to work with any Operating System.