Limit price 149.99 USD, 159.99 EUR, 18580 JPY   1. The diagonal is equipped with thick precision optical plane mirrors with an enhanced 99% reflective dielectric coating 2. Dielectric 1/10 lambda level substrate, optical length 109.1mm (118.6mm with 2 "-1.25" adapter) 3. The snap on fixture can achieve ultra fast clamping action 5. The internal safety block can prevent the tube from hitting the mirror 6. Stainless steel compression ring (on diagonal and adapter) can prevent damage to the barrel Specifications: 1. Brand: SVBONY 2. Model: SV223 3. Size: 2 inches 4. Optical design: Mirror diagonal 5. Internal connection (lens side): thread M48x0.75 6. External connection (lens side): 2inch barrel 7. Internal connection (eyepiece side): clamp 2 inches 8. Reflective surface: dielectric coating 9. Reflectance:>99% 10. Image direction: Up and down, left and right reversed 11. Optical length: approximately. 109.1 millimeters 12. Clamping system: Clicklock 13. Deflection angle: 90 ° 14. Aperture: 43mm 15. Material: Metal 16. Mirror thickness: 11.5mm 17. Net weight: 573.7 grams/20.24 ounces The package includes: SV223 2 "90 degree zenith mirror 2inch to 1.25inch adapter 1 M4 screw 1PCS dust cap 1PCS dust plug