1pcs D106 F600/F900 Astronomical Telescope Single membranes Mirror Lens - 106mm Caliber, Blue Film Coating(D106 F900)

Description

• Upgrade your astronomical telescope with our D106 F600/F900 Single membranes Mirror Lens, devised for superior image and clarity.
• Featuring a 106mm caliber and focal lengths of 600mm or 900mm, this lens is perfect for both amateur and professional astronomers.
• The single layer blue film coating enhances light transmission, providing brighter and clearer views of objects.
• Ideal for educational purposes, scientific laboratories, and personal astronomy, this lens is a versatile addition to any telescope setup.
• Precision-engineered with strict tolerances for diameter and focal length, ensuring optimal performance and reliability in your observations.

Special note: The "scratches" in the picture are not scratches, but the reason for the background cloth. In order to illustrate the permeability of the lens, we have not specially modified the picture.
Astronomical telescope objective D106mm F600mm/900mm Single membranes Mirror Lens(Blue film)
Caliber D: 106mm
Focal length F: 600mm/900mm
Coating: Single layer blue film
Composite image : 1/2-1/4
Diameter tolerance: + 0 / -0.12 mm
Center thickness tolerance: 0.2mm
Focal length tolerance: 0.1%
Surface accuracy: 60/40
Eccentricity: 1'
Astronomical telescope optical system: refraction
Astronomical telescope bracket type: without bracket
If you need other sizes, please me

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