Current Price: $49.99
Buy It Now Price: $49.99
Bids: 0


Metal reflector telescope mirror cell are designed for an 1100mm FL x 135mm Reflector Telescopes with a 170mm outer diameter OTA and have been used for display at trade shows.

Mirrors may need some light cleaning or have some slight nearly imperceptable scratches from handling. For those of you in the know, minor signs of use should not affect the views if you plan to build your own. We can include a copy of mirror cleaning instructions if you would like.

Set includes:

  • 135mm Spherical Primary Mirror (FOCAL LENGTH: 1100mm) installed in a170mm Inner Diameter Metal Cell designed to fit 170mm Outer Diameter tube.

  • Hardware to bolt to your own tube (OTA-Optical Tube Assembly)

  • One (1) OTA cap included.

ID (Inner Diameter) of primary Mirror Cell: 170mm

Collimation Dot

Diffraction limited optics (1/4 wve in Sodium Light)

Plate Glass (Both Primary & Secondary)

Aluminized (92%) and SiO(Quartz Overcoat)

 Heavy Duty Push/Pull Collimation Screws on back of Primary Cell

Resolving power in arc seconds: 1.4

Paint color: Black

FREE ship rate is for within the Continental U.S.


Filed under: Eyepieces & Accessories