-40%

254mm Parabolic Mirror Lens for Newtonian Reflection Telescope Primary Mirror

$ 361.08

Availability: 100 in stock
  • Material: Plate Glass
  • MPN: Does not apply
  • Telescope Type: Reflector
  • All returns accepted: Returns Accepted
  • Features: Fully Multi-Coated
  • Return shipping will be paid by: Buyer
  • Series: primary mirror
  • Item must be returned within: 30 Days
  • Focal Length: 800mm, 1000mm, 1200mm, 1600m
  • Refund will be given as: Money back or replacement (buyer's choice)
  • Condition: New
  • Item Diameter: 0.799in
  • Compatible Series: Universal
  • Item Weight: 1500g
  • Brand: Unbranded
  • Type: Telescope Mirrors
  • Compatible Brand: Universal

    Description

    Newtonian reflection astronomical telescope Primary Mirror Dia.254
    Specification
    Caliber: 254mm,
    Focal length: 1000mm (F4),1200mm (F5)
    Primary mirror, aluminum plating and protective film
    The parabolic surface accuracy PV is guaranteed to be better than 1/10 of the wavelength of the light wave,
    and the spherical aberration is less than 1/15 of the wavelength.
    The lens blank is made of K9, with a diameter of 254mm,
    This high-precision parabolic mirror has been recognized by many astronomy enthusiasts, scientific research institutes, and optical manufacturers.
    With 84% aluminum film and silicon dioxide protective film, the film can be used for 8-10 years under moisture-proof storage.
    Payment:
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    Delivery details
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    2. Items will be shipped within 1-10 business days on payment received.
    3. Delivery time depends on destination and other factors, it may takes up to 20 business days.
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