Astromania 2 Inch T2 Focal Telescope Camera Adapter Ⅱ for SLR/DSLR Cameras More Convenient with Groove Design to Simply Attach Camera to Telescope, Metal M42 T Mount Astronomy Adapter for Photography

M42 T-Mount Astrophotography Adapter: Features premium-grade T2 external threads designed for Photography; require connection by T-ring Adapter compatible with Canon, Nikon or other SLR and DSLR Cameras (Note T-ring Adapter is Not Included) Multiple Advanced Engineering Designs: All metal construction and anodizing aluminium process; inner thread for eliminating reflected light; safety groove to provide more stable connection of SLR cameras to telescopes when attaching Universal 2 Inch Compatibility: Precision-engineered 2 inch (50.8mm) compatible with all standard 2" focusers of refractor, reflector and Schmidt-Cassegrain telescope; Included filter thread connect to 2" telescope filter with M48x0.75 male thread Quick Release Telescope Camera Adapter: Allows you to quickly connect your SLR camera to any telescope with a 2 inch focuser or other 2 inch telescope accessories; perfect for photoing astronomical events like planetary transits Minimal 3mm Optical Extension: The light path is extended by only 3mm by using this 2 inch T2 telescope camera adapter, which is good news for the focus position as it is hardly changed when for astrophotography