SmartAstronomy’s NEW GSO 1.25’’ & 2'' 0.5x Focal Reducers screws on to any 1.25’’ & 2'' eyepiece, CCD camera nosepiece, camera adapters, etc, that is threaded for filters, and provides a nominal reduction of 0.5X. It effectively reduces the focal length of the telescope by half .NEW** 1.25'' 0.5X FOCAL REDUCER FULLY MULTI-COATED LENS SmartAstronomy’s NEW GSO 1.25’’ 0.5x Focal Reducer screws on to any 1.25’’ eyepiece, CCD camera nosepiece, camera adapters, etc, that is threaded for filters, and provides a nominal reduction of 0.5X. It effectively reduces the focal length of the telescope by half . This increases the area imaged by your camera by a factor of 4. The actual focal length reduction will vary a little over or under 0.5x depending on where the focal reducer is placed exactly in the optical path. A 25mm extension tube is included to change the reduction value of the focal reducer. The reducer features 2-Element Fully Multi-Coated optical design and Blacked Lens Edges in a Black Anodize Aluminum filter cell. It also has additional 1.25" filter threads, so you can screw/stack additional filters on to this reducer. FR125 888.291.6577 To all who visit our store: Numbers 6:24-26 24 The LORD bless you and protect you; 25 the LORD make His face shine on you, and be gracious to you; 26 the LORD look with favor on you and give you peace. (CLICK) VISIT OUR DISCOUNT BIBLES & APPAREL STORE Copyright (R) 2004 SmartAstronomy, All rights reserved.