KTE80080U Features: 1. This is 800mm focal length, 80mm aperture (10.8% more light gethering than 76mm), F800x80; 2. higher Alumimiun coating on mirror plus hard coating to protect reflecting coating for longer use time; 3. different color may be available per customized design; 4. hand craft mirror to ensure diffraction limit quality (1/4 wave at least); 5. 100% artifitial star test in assembly; 6. 1.25" eyepiece: F 20, F 12.5 and F6mm 7. 3x Barlow, to magify the power to 400x Max power; 8. 1.25” helical rack & pinion focus and tube; 9. 1.5x erecting lens; 10. 3x20 Finder with reticle 11. Tubing tripod legs, diameter 28.4mm and 25.4mm legs, with triangle accessory tray, to ensure sturdy viewing experience. 12. Optical glass grind 1.25” Moon filter