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Spares Parts

Spares for mainly telescopes but we can also

supply some parts for other optics as well.

 

Please contact us if you need a service quote.

Spares Parts Grovers Optics Northallerton

Spares Parts

15 products - next page link at the bottom

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Showing 1-15 of 145 item(s)

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  • Celestron Nexstar Handset Flashable - CPC, SE ect

    Celestron Nexstar Handset...

    Price £89.95

    This flashable Celestron NexStar hand control (HC) is compatible with NexStar SE and CPC GPS series computerized telescopes.

    This is NOT the current NexStar + hand controller! If you are replacing a Nexstar + HC you must buy another + HC & not this.

    You are likely to need the firmware reflashing with this HC connected to your mount. See this link for details
  • Celestron Nexstar Handset Flashable - AS-GT, CGEM, CGE, Pro ect

    Celestron Nexstar Handset EQ

    Price £89.95

    This flashable Celestron NexStar hand control is compatible with Advanced VX, CG5-GT, CGEM and CGE Pro series computerized telescopes.

    This is NOT the new "NexStar+" hand controller!
  • Celestron Nexstar+ Hand Control - EQ

    Celestron Nexstar+ Hand...

    Price £105.00
    • NexStar+ Hand Control works with Celestron equatorially mounted computerized telescopes.
    • Compatible with Advanced VX, CGEM, CGEM DX, and CGE Pro series telescopes and mounts.
    • Flash upgradeable via the Internet; latest updates can be found at Celestron.com.
    • 40,000-object database with RS-232 connection for computer control.
    • Dual line, 16-character LCD screen with adjustable backlighting.
  • Celestron Nexstar+ Hand Control - AZ

    Celestron Nexstar+ Hand...

    Price £105.00
    • NexStar+ Hand Control is compatible with all altazimuth (AZ) NexStar telescopes.
    • Flash upgradeable via the Internet; latest updates can be found at Celestron.com.
    • 40,000-object database.
    • Dual line, 16-character LCD screen with adjustable backlighting.
    • RS-232 connection for computer control.
  • AstroMedia Prism Kit

    AstroMedia Prism Kit

    Price £7.49

    A kit for a prism made from acrylic glass. Cast acrylic glass blank with all necessary polishing material to produce a highly transparent prism, instructions included. 

    Suitable for children.
  • AstroMedia Glass mirror

    AstroMedia Glass mirror

    Price £6.49

    A high quality flat mirror made from tempered float glass, with aluminium and quartz coating. No ghost images because the reflective surface is on the front of the mirror!
  • AstroMedia Concave mirror

    AstroMedia Spherical...

    Price £16.49

    The main mirror used in our Newton Telescope: made by BAADER Planetarium from tempered float glass, with aluminium and quartz coating. An excellent mirror for DIY telescopes!

    Mirror diameter: 70 mm

    Thickness: 5 mm

    Focal length: 450 mm
  • AstroMedia OptiMedia Acrylic Glass Lenses

    AstroMedia OptiMedia...

    Price £6.99

    High quality lenses made from acrylic glass. The budget solution for all optical experiments. Diameters between 13 and 62 mm, a whole range of different focal lengths.


    C: convergent lens

    D: divergent lens
  • AstroMedia OptiMedia glass lenses

    AstroMedia OptiMedia glass...

    Price £9.99

    High quality single lenses and achromatic systems of two lenses. Ideal for experiments and self-made optical instruments. Diameters between 18 and 50 mm, a whole range of different focal lengths. All lenses are surplus from production lines of optical instruments.

    • 531+532OMG and 550-569OAL
    • Diameters: 18 to 50 mm
    • Focal lengths: +26.5 to +250 mm
  • SkyWatcher HEQ5/EQ5/EQ3 SynScan Handset Cable

    Sky-Watcher EQ6 PRO SynScan...

    Price £25.99

    This handset cable allows the SkyWatcher SynScan handset to connect to the EQ6 Pro equatorial mount. Please note this cable will only suit the above and is not supplied as standard with handsets.
    Coily cable with correct fittings for EQ6 PRO - please note image may differ from the cable supplied
  • Sky-Watcher SynScan Handset

    Sky-Watcher SynScan Handset

    Price £169.00

    For replacement or upgrade to V.4 SynScan hand control.

    Includes new features such as: Firmware-updateability via the internet, Pointing Accuracy Enhancement (PAE), and capability to store star alignment data.
  • Celestron SkyWatcher - Tripod Leg Bolt

    Tripod Leg Bolt Celestron...

    Price £4.95

    Fits Selected SkyWatcher and Celestron Tripods. There may be a colour difference grey/black.

    Celestron: Astromaster, SLT, SkyProdigy, LCM, Nexstar, SE

    SkyWatcher SynScan AZ Mounts: Mercury 707, StarTravel 102, SkyHawk 1145p, Explorer 130p, SkyMax 102 & 127
  • Celestron SkyWatcher Tripod Brace Leg Circular Clamp

    Tripod Leg Circular Clamp...

    Price £4.95

    Fits Celestron Astromaster (Grey), LCM & SLT (Black) Tripods.

    SkyWatcher GT (Black) Models

    Choose your colour in the selector.

    NOTE: Both colours are the same size, shape & will fit either variety of tripod.

    10% Discount When Buying 3