Description This is a universal cell phone adapter mount, perfect for binoculars, monoculars and spotting scopes eyepiece outer diameter between 26.4mm-46.4mm. The centre of phone camera and the optics can automatically be aligned.-smartphone camera adapter Features - Color: Black. - Material: Plastic. - Size: 12.00X8.00X3.80cm/4.72X3.14X1.49in - for Binocular,, spotting scope with outer diameter of 26.4mm-46.4mm. Please make sure that the dimension of the device is in this range.-telescope phone adapter - Made of material for lasting use.-telescope camera adapter - Fit most brands of smartphones with 55-98mm width.-smartphone adapter telescope - Easy to operate, labor-saving also.-telescope tripod mount adapter - the camera and optics in few seconds.-spotting scope phone mount Made of material for lasting use -telescope phone holder Ideal for Binocular,, spotting scope with outer diameter of 264mm-464mm Please make sure that the dimension of the device is in this range -spotting scope Easy to operate, labor-saving also-spotting scope phone adapter Align the camera and optics in few seconds -telescope accessory Fit most brands of smartphones with 55-98mm width -microscope phone adapter