Vixen Telescope Focal Reducer for F7.7 ED
DESCRIPTION Unleash the Cosmos with the Vixen Telescope Focal Reducer for F7.7 ED Embark on a thrilling astrophotography journey with the Vixen Astrophotography Reducer for f/7.7 ED, a must-have for astrophotographers. Witness a fresh cosmic perspective with the reducer's 0.67× effective focal length reduction, which provides a wider field of view and shorter exposure times. Enjoy the process of capturing vast nebulae and dazzling star clusters made more accessible by the expanded field of view. Explore the technical marvel of spot diagrams, showcasing accelerated focal ratio and reduced aberrations near the image field's edge. Elevate astrophotography to an art form by effortlessly framing breathtaking shots using the reducer's features. Why choose the Vixen Telescope Focal Reducer for F7.7 ED? 1. Enhanced focal lengthExperience the cosmos in a new light as the reducer shortens the effective focal length by 0.67×. Say goodbye to lengthy exposure times and embrace a wider field of view. 2. Astrophotographer's DelightCapture the grandeur of expansive nebulae and the brilliance of star clusters that seemed out of reach. The widened field of view simplifies the task, making it a delight for astrophotographers. 3. Spot Diagram MagicDelve into the technical marvel of the spot diagram. Witness the magic unfold as the focal length reduction not only accelerates the F-ratio but also diminishes aberrations near the image field's edge. 4. Artistry in AstrophotographyUnleash your creativity with the ability to frame stunning shots with ease. The reducer's prowess lies in transforming complex astrophotography into an artistic endeavor. What's in the box? Vixen Telescope Focal Reducer for F7.7 ED ×1 SPECS Compatibility: ED81S, ED81S II, ED103S, ED115S Optical coating: Fully multicoated Prime focus photography: Wide photo adapter 60mm & T-ring needed separately Focal reduction: ED81S: 625mm→419mm (0.67×) f/7.7→f/5.2 ED81S II: 625mm→419mm (0.67×) f/7.7→f/5.2 ED103S: 795mm→533mm (0.67×) f/7.7→f/5.2 ED115S: 890mm→596mm (0.67×) f/7.7→f/5.2 Weight: 6.14oz/ 174g CA Residents: Prop 65 WARNING(S)