SVBONY SV221 Zenith Mirror Inch Zenith Prism with Brass Pressed Ring for Terrestrial Astronomical Eyepiece Telescope Accessory 1.25 90° Observation,

------------------------------------------------------------------------------------------------------------------ 【Voltage Compatibility】 When using electrical appliances, please note that they are designed for Japanese voltage specifications (90-110V), so if you use them with a different voltage, it may cause a malfunction.

【Plug Type】 Our products use Japanese plug types (A or B type). Please use a conversion adapter if necessary.

【Important Note on Transformers and Adapters】 A transformer adjusts voltage to match your device’s requirements. A conversion adapter only changes the plug shape and does not adjust voltage. Using only a conversion adapter without a transformer may result in damage to the product.

【Liability】 We are not responsible for malfunctions or damages caused by improper use, such as operating the product without a transformer. ------------------------------------------------------------------------------------------------------------------

Reinforced aluminum. The SV221 diagonal mirror is designed with a reinforced aluminum mold, resulting in high light transmission and a clearer view. The SV221 diagonal mirror has a diameter of 1.25 inches. It is compatible with 1.25-inch telescopes and 1.25-inch eyepieces. Features a brass compression ring. The SV221 diagonal mirror comes with a brass pressure ring. When using eyepieces with the SV221, this prevents surface damage and scratches. Strong stability. The SV221 star diagonal has brass fixing screws. It can securely lock the telescope and eyepieces. The setup is stable and will not shake or affect image imaging. Filter thread included; the SV221 diagonal mirror has an M28.5x0.6mm filter thread and supports the connection of 1.25-inch filters. 90-degree design; the SV221 diagonal mirror has a 90-degree deflection angle design; when performing visual observation, there is no need to bend down, making the observation experience more comfortable. Internal quenching design. The SV221 diagonal mirrors feature internal quenching treatment. The resulting images are sharper and brighter. Specifications: 1. Brand: SVBONY 2. Model: SV221 3. Size: 1.25 inches 4. Optical Design: Mirror Diagonal 5. Internal Connection (Lens Side): Screw M28.5x0.6 6. External Connection (Lens Side): Barrel 1.25 inches 7. Internal Connection (Eyepiece Side): Clamp 1.25 inches 8. Reflective Surface: Aluminum Coating 9. Reflectance: ＞92% 10. Image Orientation: Erect Image, Mirror Inversion 11. Optical Length: Approx. 73mm 12. Clamping System: Screw Clamp 13. Deflection Angle: 90° 14. Clear Aperture: 29.5mm 15. Material: Plastic & Metal 16. Net Weight: 90.5g/3.19oz Package Contents:  SV221 1.25 inch 90 degree diagonal mirror  3 M3 screws  1 dust cap  1 dust plug Mirror mounting slot: ABS plastic, eyepiece interface and socket are made of aluminum Eyepiece interface: Aluminum/high brightness oxidation/brass pressure ring Socket: Aluminum/silver chrome plated surface/support filter mounting/matte paint/tape Parts Fixing screw: M4 large nut hand-tightening fixing screw x 1 Dust cover + dust plug: 1 each Base material: BK7 Coating: AL + MgF2 (reinforced aluminum coating) Reflectance: