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Telescope to navigate for you?

Telescope to navigate for you?

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What is more important?

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Price

  • £10.00 - £11,750.00

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Categories

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Brand

Optical Design

Optical Design

Focal Length

Focal Length

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Optical Coatings

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Magnification

Weight (g)

Weight (g)

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Focal Ratio

Cassegrain

telescope design that combines a

spherical mirror with a lens in a

design that takes advantage of

all the surfaces being nearly

"spherically symmetrical"

 

Learn More About Cassegrain Telescopes

Cassegrain Grovers Optics Northallerton

Cassegrain

15 products - next page link at the bottom

Showing 1-15 of 93 item(s)

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  • Celestron Advanced VX 11"

    Price £2,899.00

    Choose To Extend Your warranty for only £99.00

    Requires a power supply & you should consider a higher specification unit for accessories such as dew heaters. You can choose a mains or a portable solution. Lithium batteries are more expensive but out perform the lead acid options

    A reducer will widen & brighten your field of view. Seeing more objects & the view is optimised for imaging

  • Celestron Advanced VX 9.25"

    Price £2,299.00

    Choose To Extend Your warranty for only £99.00

    Requires a power supply & you should consider a higher specification unit for accessories such as dew heaters. You can choose a mains or a portable solution. Lithium batteries are more expensive & out perform the lead acid options.

    A reducer will widen & brighten your field of view. Seeing more objects & the view is optimised for imaging.

  • Celestron Advanced VX 6" SCT

    Price £1,515.00

    Choose To Extend Your warranty for only £99.00

    Requires a power supply - & you should consider a higher specification unit for accessories such as dew heaters. You can choose a mains or a portable solution. Lithium batteries are more expensive but out perform the lead acid options

    A reducer will widen & brighten your field of view. See more objects & the view is optimised for imaging

  • Ideal Grab-and-Go Telescope for Easy Visual Astronomy as well as High Power Daytime Terrestrial Observations!  The compact but powerful SKYMAX-127 is ideal for the observation of double-stars, and the surface detail of the Moon and bright planets

  • Celestron Nexstar 4SE...

    Price £529.00

    Rechargeable power supplies are cheaper to use & a more reliable source of power. AA rechargeables can not be used but you can use alkaline or lithium - but are more expensive over time.

    A lens hood will shield stray light & dew fall.

  • Choose To Extend Your warranty for only £49.00

    A reducer will brighten your view, seeing more objects & the view is optimised for imaging (photography).

    A lens hood will shield stray light & dew fall.

  • Celestron C6 Schmit...

    Price £649.00

    Perfect if you have damaged a Nexstar telescope's optical tube:
    SLT grey (Right), Astro-Fi black (Right), Evolution silver (Left) SE orange (Left)
    Construction & StarBright multi-coated optics are identical in all

    The dovetail position (in brackets) will alter the position of the focuser
    An EQ mounted focuser is different again

    Supplied without mount, tripod, finderscope, visual back, diagonal or eyepieces

  • copy of Sky-Watcher SkyMax 102 AZ Pronto Cassegrain Grovers
    • Pack

    102mm F/12.7 Alt-Azimuth Maksutov-Cassegrain Telescope
    Easy to use, this compact, but powerful telescope is ideal for the observation of double-stars, surface detail of the Moon & bright planets

  • Celestron Advanced VX 5"...

    Price £1,349.00

    Choose To Extend Your warranty for only £99.00

    Requires a power supply - & you should consider a higher specification unit for accessories such as dew heaters. You can choose a mains or a portable solution. Lithium batteries are more expensive but out perform the lead acid options

  • With XLT multi-coatings & protective case.

    Celestron's C5 is a 5" (127mm) aperture, 1250 mm f/10 Schmidt-Cassegrain optical system. Its optical excellence is the reason it was chosen by NASA for many space shuttle missions. 

  • Celestron Nexstar 8SE
    • New
    • Pack

    Celestron Nexstar 8SE -...

    Price £1,625.00

    Features Schmidt-Cassegrain 8" aperture optics with StarBright XLT coatings and a powerful 2032mm focal length f10

  • The STARQUEST Series is a lightweight, ‘grab-and-go’ range combining proven high quality Sky-Watcher telescope optics with a newly designed and well-engineered equatorial mount. The mount features a high quality clutch system, precision 122 gear-tooth/360° gearing on both axes and excellent stability with a maximum payload of 3kg.
  • Celestron Starsense Explorer DX 102AZ Smartphone App-Enabled
    • Pack

    Celestron Starsense...

    Price £397.90

    Celestron has reinvented the manual telescope - the first telescope that uses your smartphone to scan the night sky and help you navigate. Includes moon filter & red LED healamp to preserve your "night vision"