The smart telescope set allows you to capture telescope images using the camera on your smartphone the universal phone adaptor fits all makes and models of smartphone and connects directly to the telescope includes aluminium tripod to increase viewing stability with altitude adjustment suitable for age 8 years and upwards objective diameter 50 mm 197 magnification 75x and 375x eyepiece 20 mm 4 mm focal length 500 mm accessories diagonal mirror 3x barlow lens aluminium tripod