Telescope with porro prism for 15x ,- Large 70mm lens for maximum image clarity in dark conditions and long-distance observation ,- Perfect focus in the entire field of view ,- Suitable for terrestrial and astronomical observation ,- Rubber coating for totally reliable adhesion,- Large central focus button for easy focusing ,- Tripod adapter included ,- Long eyepiece clearance, ideal for eyeglass wearers ,- Case included, easy to carry and safely store ,- Limited lifetime warranty provides you with the best protection and availability of technical support