1pcs Short-Axis Secondary Mirror for DIY Reflecting Astronomical Telescopes - 20/25/35/40/70mm Options(70mm)

Description

• Versatile short-axis secondary mirror devised for DIY Newtonian reflecting telescopes, available in sizes 20mm, 25mm, 35mm, 40mm, and 70mm.
• Aluminum coated surface with protective film ensures durability and optimal light reflection for enhanced astronomical observations.
• Compatible with various aperture reflector main mirrors, including 76mm, 114mm, 127mm, and 203mm, making it a perfect upgrade for your telescope.
• Ideal for amateur astronomers looking to enhance their telescope performance and achieve clearer, more detailed views.
• Easy to install and customize for your specific telescope setup; us for additional sizes or customization options.

20mm short axis secondary mirror, short side length 20mm, aluminum coated surface and protective film, suitable for use with 76mm aperture reflector main mirror.
25mm short axis secondary mirror, short side length 25mm, surface aluminized film and protective film, suitable for use with 114mm aperture mirror main mirror.
35mm short-axis secondary mirror, short side length 35mm, surface aluminized film and protective film, suitable for 127mm,133mm,135mm, 150mm, aperture reflection main mirror.
40mm short axis secondary mirror, short side length 40mm, surface aluminized film and protective film, suitable for 127mm,133mm,135mm, 150mm, aperture reflector main mirror.
70mm short-axis secondary mirror, short side length 70mm, aluminum coated surface and protective film, suitable for use with 203mm aperture reflector main mirror.
1 Pcs/Package

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