SVBONY SV223 90 Degree Diagonal Mirror, 99% Reflective Dielectric Coating 2 Inches with 1.25 Inch Adapter Bundle with SV215 Zoom Eyepiece, 1.25 Inch Zoom Lens, 3mm to 8mm Eyepiece with Parfocal Desig

SVBONY SV223 90 Degree Diagonal Mirror, 99% Reflective Dielectric Coating 2 Inches with 1.25 Inch Adapter Bundle with SV215 Zoom Eyepiece, 1.25 Inch Zoom Lens, 3mm to 8mm Eyepiece with Parfocal Desig

• Firm locking; SV223 diagonal mirror has a clicklock locking mechanism; just turn the clicklock to securely fix the accessory; ensuring the eyepiece is installed and used stably; not easy to fall off
• Coating: 99% Reflectivity SV223 diagonal mirror has metal high reflective dielectric coating Surface accuracy: 1/10λ
• High-quality machining out of the aluminum; SV223 star diagonal is composed of High-quality aluminum elements; chic; light and stable; internal antireflection baffling for highest contrast 90 degrees design; SV223 star diagonal has a 90 degrees refraction angle; providing a better observation experience when visually observing
• SV215 zoom eyepiece is a good assistant for you to observe and take pictures of the planets; it is a good helper for the amateur astronomers to observe Venus; Mars; Jupiter; Saturn and so on
• Adjustable focal length; SV215 3 mm to 8mm zoom eyepiece equivalent to multiple eyepieces; SV215 eyepiece is much better than the kit eyepieces; this helps you to zoom in and out rather than changing lens Parfocal across the entire zoom range; minor tweaking may be necessary; you do not need to refocus every time you change the focal length