Results in Telescope Mirrors & Prisms

1-25 of 212

  • Telescope PRIMARY MIRROR : 160mm

    Plate Glass FL (focal length): 1300mm. Pre -Set Collimation Dot. High Reflectivity.
    C $93.66
    Top Rated Seller
    C $13.56 shipping
    From United States
    19 watching
  • 8 INCH TELESCOPE MIRROR BLANK Borosilicate ( Pyrex )

     I have a few 8 inch Borosilicate mirror blanks from a government lab. High quality and appear to be very flat and very parallel. They are 1 1/4 inch thick.
    C $132.48
    From United States
    Only 1 left!
  • GSO Parabolic Primary Mirror - 6" f/8

    Users of these scopes know the excellent quality of the optics included, and they have a well-deserved reputation for being the finest mirrors in their price range. This very smooth mirror surface results in excellent optical performance with practically no light scatter.
    C $156.57
    Top Rated Seller
    21 watching
    From United States
  • 8 INCH TELESCOPE MIRROR BLANK Borosilicate? Pyrex? Plate Glass? Optic 8"

    (diameter), ~.
    C $86.84
    Top Rated Seller
    or Best Offer
    From United States
    14 watching
  • D= 114mm Parabolic Primary + 35mm Secondary Mirror Set for Telescope #Z951 ZY

    Parabolic Primary Mirror - 114mm. Diameter =114mm. Focal length=500mm. Parabolic Primary Mirror thickness: 14mm. Elliptical Secondary Mirror - 35mm (minor axis diameter). Elliptical Secondary Mirror thickness: 8mm.
    C $93.00
    Top Rated Seller
    C $10.71 shipping
    From China
    39 watching
  • GSO 10" f/5 Parabolic Primary and 62.5mm Secondary Mirror Set for Telescope

    All mirrors have a reflective aluminum coating with a reflectivity of 92-93%. The aluminum coating is protected by a silicon oxide (SiO2) over-coating. GSO's elliptical flat mirrors have the same high quality as their parabolic primary mirrors.
    C $448.30
    Top Rated SellerFrom United States
  • 14 3/8 inch Primary Parabolic Telescope Mirror

    Item is used and measures 14 3/8" across. Everything that is included in the sale is included in the pictures.
    C $669.09
    From United States
    or Best Offer
    C $60.54 shipping
  • GSO 6" f/8 Parabolic Primary and 31mm Secondary Mirror Set for Telescope

    All mirrors have a reflective aluminum coating with a reflectivity of 92-93%. The aluminum coating is protected by a silicon oxide (SiO2) over-coating. GSO's elliptical flat mirrors have the same high quality as their parabolic primary mirrors.
    C $200.73
    Top Rated SellerFrom United States
  • 12.5" Dia. x 2" 1/8 Telescope Mirror Blank- Vintage NOS Telescope #634120 Orig

    12.5" Dia. Don't take a chance by buying from a non authorized dealer. No cracks or chips, etc. there are a hand full of very small "bubbles" within the blank (look at the edge on pics) but none appear close enough to a side to have any effect even after grinding/shaping.
    C $400.12
    From United States
    or Best Offer
    C $54.59 shipping
    14 watching
  • GSO Parabolic Primary Mirror - 8" f/5

    Users of these scopes know the excellent quality of the optics included, and they have a well-deserved reputation for being the finest mirrors in their price range. This very smooth mirror surface results in excellent optical performance with practically no light scatter.
    C $294.40
    Top Rated SellerFrom United States
  • GSO 2" 90 deg Mirror Diagonal for SCT Telescope

    GSO's 2" SCTmirror diagonal is an excellent alternative to higher priced diagonals for those on a budget or just getting started in the 2" format. This diagonal features Al SiO2 coatings with 92% reflectivity across the visible spectrum and a 1/10 wave mirror.
    C $97.69
    Top Rated SellerFrom United States
  • GSO 16" f/4.5 Parabolic Primary and 88mm Secondary Mirror Set for Telescope

    Users of these scopes know the excellent quality of the optics included, and they have a well-deserved reputation for being the finest mirrors in their price range. This very smooth mirror surface results in excellent optical performance with practically no light scatter.
    C $1,900.25
    Top Rated Seller
    14 watching
    From United States
  • Meade 5000 2in Enhanced Diagonal Mirror with Adapter

    This item’s non-marring compression safety secures the eyepieces. The optics are made with Pyrex glass and comes with dielectric coatings for the most light transmission possible. This item has been interferometer-tested for excellent performance.
    C $200.66
    Top Rated Seller
    C $15.42 shipping
    From United States
    7 watching
  • BRAND NEW 120mm SPHERICAL PRIMARY MIRROR FOR ASTRONOMICAL REFLECTOR TELESCOPE

    120mm Diameter. Resolving Power(arc seconds).97 FL (focal length) 1000mm Pre Set Collimation Dot hand Crafted and Ronchi Tested for high Reflectivity. Plate Glass. Diffraction Limited L4 (1/4 wave in Sodium Light).
    C $53.51
    Top Rated Seller
    C $12.89 shipping
    From United States
  • 2Inch 90-deg Dielectric Mirror Diagonal for Astronomical Telescope High Quality

    Excellent Quality Dielectric Diagonal. 1 x 2" 90-deg Dielectric Mirror Diagonal. High glossy finish appearance. Fits Standard 2" (50.8 mm) Diameter Focus Tubes. Provides a Comfortable 90 Degree View from your Refractor.
    C $67.37
    Top Rated Seller
    Was: Previous PriceC $70.91
    From China
    or Best Offer
    C $1.34 shipping
    12 watching
  • GSO Elliptical Secondary Mirror - 31mm

    Users of these scopes know the excellent quality of the optics included, and they have a well-deserved reputation for being the finest mirrors in their price range. This very smooth mirror surface results in excellent optical performance with practically no light scatter.
    C $54.87
    Top Rated SellerFrom United States
  • GSO Parabolic Primary Mirror - 12" f/4

    Users of these scopes know the excellent quality of the optics included, and they have a well-deserved reputation for being the finest mirrors in their price range. This very smooth mirror surface results in excellent optical performance with practically no light scatter.
    C $923.36
    Top Rated SellerFrom United States
  • 6 Inch Primary Mirror

    Weighs 2 lb's. Need to Speak with the Owners?. They will personally make sure that your order is filled promptly and courteously. We are Never Undersold! We take the time to make sure that the scope you receive is the best instrument you can get.
    C $106.99
    From United States
    or Best Offer
  • GSO Parabolic Primary Mirror - 10" f/5

    Users of these scopes know the excellent quality of the optics included, and they have a well-deserved reputation for being the finest mirrors in their price range. This very smooth mirror surface results in excellent optical performance with practically no light scatter.
    C $392.09
    Top Rated SellerFrom United States
  • Celestron 2" diagonal 93519 SCT or refractors

    C $69.43
    Top Rated Seller
    C $24.09 shipping
    From United States
  • Meade 8" Equatorial Wedge

    All is good but missing one screw handle. Still works easily. See photos. Has something mounted on front lip
    C $147.20
    From United States
  • Telescope PRIMARY MIRROR

    Telescope PRIMARY MIRROR 11.0'' Diameter x .600'' Center thickness Radius of 10.00'' concave with a 1.800'' Center hole. I will cut the diameter to 10.500'' to remove chips on concave side
    C $602.19
    Top Rated Seller
    or Best Offer
    From United States
  • Never Used 17.5" Coulter Mirror and 4.25" Secondary Mirror Set FOR SALE

    Coatings are still in good condition. Mirror is a F 4.5 with a focal length of 78.7.
    C $2,007.30
    From United States
    or Best Offer
  • Edmund Scientific First Surface Flat Mirror Metallized Side 30 x 40 x 3.2 mm F35

    This is a new Edmund Scientific Wave Mirror. It is a First surface Mirror and the Metallized Surface. It measures 30 mm x 40 mm x 3.2 mm. Part Number is 30-429. Substrate Soda Lime Float Glass. Aluminized on the surface nearest the incident light.
    C $27.42
    Top Rated Seller
    C $16.47 shipping
    From United States
    Only 1 left!
  • GSO 12" f/5 Parabolic Primary and 70mm Secondary Mirror Set for Telescope

    All mirrors have a reflective aluminum coating with a reflectivity of 92-93%. The aluminum coating is protected by a silicon oxide (SiO2) over-coating. GSO's elliptical flat mirrors have the same high quality as their parabolic primary mirrors.
    C $789.54
    Top Rated Seller
    15 watching
    From United States