Telescopes & Astronomy

Beginner Telescopes
Kids' Telescope

Buying your first telescope? Browse our curated selection of beginner telescopes.

Shop by Use
Telescope Use

What will you use your telescope for? Explore the many uses of different types of telescopes.

Shop by Type
Cassegrain Telescope

Choose your telescope by optical design or learn more about the different types of telescopes.

Grid List

Set Descending Direction

41-50 of 757

  1. Sirius Optics 20mm 68 Degree Long Eye Relief Eyepiece
  2. 2.1mm DC in-line controller switch
    AUD $5.00

    In Stock

  3. Celestron TrekGuide Black
    AUD $69.00

    In Stock

    • Digital Compass function provides degree, north pointing arrow and cardinal point readings. Compass Range: - 0° To 359° , 1-16 pointers (graphical)
    • Magnetic declination angle adjustable for regions with magnetic variation
    • Built-in Altimeter: measures in either meters or feet
    • Barometer (air) pressure and sea level pressure measurement in mbar/hpPa, mmHG or inHG
    • Weather forecast Icons: Sunny, Slightly Cloudy, Cloudy and Rainy
    • Time, Date and Alarm Clock
    • Built-in thermometer - °C or °F
    • Backlight for nighttime use
    • (2) long-life Lithium batteries included
    Learn More
  4. Dust Cover with M42 Male thread
    AUD $10.00

    In Stock

    Durable aluminium dust cap with M42 male thread. Learn More
  5. M48 30mm Spacer Ring
    AUD $20.00

    In Stock

    Getting your back-focus distance right is essential for sharp, well-corrected astrophotography and sometimes you need more than thin shims to bridge the gap. This M48 x 0.75mm aluminium alloy spacer ring provides 30mm of solid, threaded spacing to help you build out your imaging train with precision. Also available in various sizes to suit your specific setup requirements.

    Learn More
  6. Sirius Optics 1.25 Inch to M48 Adapter
  7. Celestron Counterweight - 22 lbs
    AUD $299.99

    In Stock

    • Designed to fit 32mm counterweight shafts
    • Sturdy lock knob keeps the counterweight safely on the shaft
    • For full list of compatible mounts, please see description section below
    Learn More
  8. Celestron 14 Inch Dovetail Bar CGE Wide

    Regular Price: AUD $129.99

    Special Price AUD $109.00

    In Stock

    Wide dovetail bar to fit CGE or Losmandy style saddles

    Learn More
  9. Celestron Dovetail Bar RASA 8 Inch
    AUD $109.99

    In Stock

    • Dovetail bar connects to the top of the Rowe-Ackermann Schmidt Astrograph 8" to attach accessories to the optical tube.
    • Dovetail bar is the same as the bar on the bottom of the RASA 8" optical tube.
    • Aluminum body provides a sturdy platform for accessories, matches the dovetail mounting bar on the RASA 8".
    • Installs easily into existing threaded holes in the RASA 8" and comes with all mounting hardware required.
    • Accepts accessories that can mount onto CGE or Losmandy-D dovetail plates.
    Learn More
  10. WW Astro Dew heater power supply cable
    AUD $35.00

    In Stock

    RCA female to 12V cigarette lighter plug adapter.

    Learn More

Grid List

Set Descending Direction

41-50 of 757