1.25 Inch Clicklock Dielectric Diagonal Mirror

Take your stargazing to the next level with this 1.25 Inch Clicklock Dielectric Diagonal Mirror. Designed to deliver brighter, sharper views while improving viewing comfort, it redirects your telescope’s light path by 90°—so you can observe planets and deep-sky objects without awkward positioning.

Whether you're scanning the Moon or tracking distant galaxies, this precision mirror enhances clarity, stability and ease of use in every session.

Key Features

• 99% Reflective Dielectric Coating for brighter images and improved light transmission

• 1/10 Lambda Precision Mirror delivers crisp detail and excellent contrast

• 90° Viewing Angle provides a more comfortable, natural observing position

• Secure Clicklock Clamping System allows fast, firm eyepiece installation

• Brass Compression Ring protects accessories while ensuring a tight hold

• Wide Compatibility suits 1.25" eyepieces, Barlow lenses and filters

• Durable Metal Construction with Carbon Fibre Cover for strength without excess weight

• Erect Image Output with mirror inversion for practical astronomical viewing

Specifications

• Size: 1.25 Inch

• Model: SV223 90° Diagonal

• Optical Design: Mirror Diagonal

• Reflectivity: >99%

• Mirror Accuracy: 1/10 Lambda

• Deflection Angle: 90°

• Clear Aperture: 25mm

• Optical Length: Approx. 85.5mm

• Mirror Thickness: 11.5mm

• Inner Connection (Eyepiece Side): 1.25" Clamp

• Inner Connection (Lens Side): M28.5x0.6 Thread

• Outer Connection (Lens Side): 1.25" Barrel

• Material: Metal with carbon fibre cover

• Net Weight: 249g

Package Contents

• 1 x 1.25 Inch Clicklock Dielectric Diagonal Mirror

What Makes This a Smart Buy:

Instead of upgrading your entire telescope, this high-precision diagonal instantly improves brightness, clarity and comfort. It’s a simple yet powerful upgrade that makes every night under the Australian sky more enjoyable and easier on your neck.