| Color classification | D127F900 main mirror + 35mm short axis secondary mirror |
|---|---|
| Brand | Unbranded |
| Type | Lenses |
Check the listing for details. D127F900 Spherical Reflector Main Mirror Objective Lens Secondary Mirror. Condition: New. Listed at 52.99 USD. Aperture: 127mm Focal length: 900mm The D127 F900 reflecting objective lens group. The primary mirror is a spherical mirror, coated with aluminum and a protective film. The secondary mirror is an elliptical plane, with the minor axis of the secondary mirror being 35mm.
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