Description: Camera telescope adapter is used for connecting telescope and digital camera or smartphone achieve take picture or video easily. Adjustable clamp mount, the phone clamping part features adjustable locking mechanism with a metal . Zinc alloy housing and phone clamp made of high strength plastic,can hold your smart phone safety. Fits almost smart phone with width range of 55~95mm, such as for iPhone, Samsung Galaxzy series, Samsung Note series and son on. Compatible with binocular, monocular, telescope, microscope, and most optical devices. Specification: Material: Zinc Alloy Max. Fixed Eyepiece Diamter: Approx. 2.8~4.7 cm/1.1~1.8 inch Phone Clamp: Approx. 5.5~9.5 cm/2.1~3.7 inch Length of Clip: 150 mm/5.9 inch Package Includes: 1 Piece Mobile Phone Adapter Note: Please allow a slightly errors due to manual measurement.