Short Axis Secondary Mirror 20-70mm DIY Newtonian Mirror Reflector Telescope For Sale
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Short Axis Secondary Mirror 20-70mm DIY Newtonian Mirror Reflector Telescope:
$10.35
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Short Axis Secondary Mirror 20-70mm DIY Newtonian Reflector Mirror Telescope
The Secondary Mirror details are as follows :
Material: Glass
Coating: Aluminum coated+ protective film
The length of the short side of the short-axis secondary mirror: 20mm / 25mm / 28mm / 30mm / 35mm / 40mm / 42mm / 45mm / 50mm / 54mm / 60mm / 70mm
Applicable primary mirror：
The 25mm short-axis secondary mirror is suitable for use with a 114mm diameter primary mirror.
D114mm primary mirror
The 35mm short-axis secondary mirror is suitable for use with 127mm, 133mm, 135mm, and 150mm diameter primary mirrors.
D150mm primary mirror
The 70mm short-axis secondary mirror is suitable for use with a 203mm diameter primary mirror.
D203 primary mirror
Note:
①Used for optical axis steering of Newtonian astronomical telescope
②The short axis refers to the diameter of the short side of the ellipse of the secondary mirror
（We also support other customizations, such as optical lenses, mirrors, windows, etc.If necessary, please feel free to contact us.）
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2. Our products are: Lenses, Windows, Mirrors, Filters, Prisms, etc.
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