SV223 1.25 Telescope Diagonal, 90 Degree Dielectric Mirror 99% Reflective Dielectric Coating, 2" with 1.25" Adapter, Twist Lock Mechanism, Diagonal Adapter for Astronomical Telescope

Universal Compatibility: The 1.25" diameter diagonal adapter can be combined with 1.25" eyepieces and barlow lens; suitable for any 1.25" telescope accessories. Stable Installation with
Clicklock Mechanism: The dielectric mirror has a clicklock locking mechanism which can realize ultra-fast clamping action and ensure the stable installation and use of the eyepiece; the star diagonal is not easy to fall off.
Clear and Bright Imaging: The dielectric mirror is equipped with a thick precision optical flat mirror with an enhanced 99% reflective dielectric coating which has a large amount of light transmission and a good imaging effect.
Durable Aluminum Construction: High-quality aluminum material with internal antireflection baffling for highest contrast which is light and stable; ensuring that the star diagonal is durable and can reduce the weight of the equipment without affecting the balance of the equipment. 90 Degree Design for
Comfortable Viewing: The star diagonal adopts a 90 degrees design which can provide you with a better observation experience during visual observation.
Brass Compression Ring Protection: Features a brass compression ring design that prevents damage to eyepieces and other telescope accessories during installation and use