Vixen BT80M-A is a binocular telescope with an 80mm aperture and a 900mm focal length, providing a magnification of 36x and an angular field of view of 1.11 degrees. It features magenta-coated optics for enhanced light transmission and image quality. The binocular telescope comes with a pair of OR-20mm eyepieces, which can be swapped out with optional LV series eyepieces to change the magnification. The interpupillary distance can be adjusted to fit different users, and the binocular telescope can be mounted on a photo tripod for stability.