ZWO FF80 APO: Quintuplet APO Telescope Player One dealer UK A well-adjusted Crayford should hold

A well-adjusted Crayford should hold about 3kg weight in the axial direction without losing focus without additional screw

This wireless calling system is more convenient and faster to use

Safety Warning

Svbony 36mm Unmounted IR/UV Cut Filter

ZWO FF80 APO: Quintuplet APO Telescope Player One dealer UK A well-adjusted Crayford should holdMain Features ZWO FF80 APO 44mm image circle Supports full frame cameras Quadruplet air spaced APO design Small and round stars with a central RMS radius of 2. 5um Versatile adapter compatibility ZWO FF80 APO Specifications Observing mode: 148mm Aperture size: 80mm Net weight: 3. 9Kg Focal length: 600mm Gross weight: 4. 7Kg Focal ratio: f 7. 5 Image circle: 44mm Objective lens: Quadruplet air spaced APO (including two ED glass) Imaging mode: 115mm