Product Details ：Enjoy Exploring Fun: With This Universal Cellphone Telescope Adapter, Connect Your Phone With Telescope Or Microscope To Explore Far Beautiful Scene And Amazing Mini World. Eyepiece Size: The Phone Scope Mount Works With Telescope, Binoculars, Monocular, Spotting Scope. The Eyepiece Outer Diameter Range: 27-47mm Safe : The To Connect Phone And Eyepiece. Keep Your Device From Being Scratched And . Fits Telescope,binoculars;monocular;spotting Scope;night Vision Monocular And Most Optical Device Mobile Phone Clamp Support Range: 57-95mm Screw Specification: 1/4 Inch-20 Pitch Colour: Black Material: Aluminum Alloy + Plastic Size: About 11x12x5cm Package Contents: 1 X Telescope Phone Adapter Only The Above Package Content, Other Products Are Not Included. Note: Light And Different Displays May Cause The Color Of The Item In The Picture A Little Different From The Real Thing. The Measurement Allowed Error Is +/- 1-3cm.