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Half Moon Astro
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Explore Scientific FirstLight 8" f/6 Dobsonian

Explore Scientific

Explore FirstLight 8" Dobsonian Telescope is an optical tube for general deep-sky imaging and visual observing.

telescope midrange
Explore Scientific FirstLight 8" f/6 Dobsonian

Best Current Offer

Starizona logo
Starizona
In stock
$129,900.00

Other retailers

Specifications

Optics

Optical design
Dobsonian Newtonian reflector
Aperture
203 mm (8 in)
Focal length
1218 mm
Focal ratio
f/6
Dawes limit
0.57"

Specifications

Weight
46 lb (20.87 kg)

Astrophotography Fit

Best for general deep-sky imaging and visual observing when the mount, camera format, and correction hardware are chosen as one system.

Explore FirstLight 8" Dobsonian Telescope sits in the telescope slot for general deep-sky imaging and visual observing. The important buying question is whether the optical design, focal length, and mount demands match the targets you actually shoot.

Treat it as a system component rather than a standalone tube: the mount, corrector, camera, and focusing hardware decide how good the final data can be.

Best paired with

  • Corrected field flattener or reducer when the design requires one
  • Cooled APS-C or smaller astro cameras matched to the image circle
  • Autofocus, guide scope or OAG, and a mount with comfortable payload margin

Not recommended for

  • Large full-frame sensors unless the corrected field supports them
  • Very small travel mounts near their realistic imaging payload limit
  • Buyers expecting one telescope to be ideal for every target size

Where To Buy

Some links on this page are affiliate links. Prices and availability are pulled automatically from each retailer and updated daily.

Retailer Price Availability View Offer
Starizona logo
Starizona
Starizona
$129,900.00
In stock
Updated 9/19/2026
View Offer - $129,900.00
Astronomics logo
Astronomics
Astronomics
$599.00
Out of stock
Updated 9/20/2026
View Offer - $599.00

Price History

Chronological retailer pricing with out-of-stock points shown at reduced opacity.

Astronomics Starizona
$145,416.12 $96,944.08 $48,472.04 $0.00 Jul 31, 2026 Aug 25, 2026 Sep 20, 2026 Astronomics - $599.00 - Jul 31, 2026 - Out of stock Astronomics - $599.00 - Aug 1, 2026 - Out of stock Astronomics - $599.00 - Aug 2, 2026 - Out of stock Astronomics - $599.00 - Aug 3, 2026 - Out of stock Astronomics - $599.00 - Aug 4, 2026 - Out of stock Astronomics - $599.00 - Aug 5, 2026 - Out of stock Astronomics - $599.00 - Aug 6, 2026 - Out of stock Astronomics - $599.00 - Aug 7, 2026 - Out of stock Astronomics - $599.00 - Aug 8, 2026 - Out of stock Astronomics - $599.00 - Aug 9, 2026 - Out of stock Astronomics - $599.00 - Aug 10, 2026 - Out of stock Astronomics - $599.00 - Aug 11, 2026 - Out of stock Astronomics - $599.00 - Aug 12, 2026 - Out of stock Astronomics - $599.00 - Aug 13, 2026 - Out of stock Astronomics - $599.00 - Aug 14, 2026 - Out of stock Astronomics - $599.00 - Aug 15, 2026 - Out of stock Astronomics - $599.00 - Aug 16, 2026 - Out of stock Astronomics - $599.00 - Aug 17, 2026 - Out of stock Astronomics - 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Aug 7, 2026 - In stock Starizona - $129,900.00 - Aug 8, 2026 - In stock Starizona - $129,900.00 - Aug 9, 2026 - In stock Starizona - $129,900.00 - Aug 10, 2026 - In stock Starizona - $129,900.00 - Aug 11, 2026 - In stock Starizona - $129,900.00 - Aug 12, 2026 - In stock Starizona - $129,900.00 - Aug 13, 2026 - In stock Starizona - $129,900.00 - Aug 14, 2026 - In stock Starizona - $129,900.00 - Aug 15, 2026 - In stock Starizona - $129,900.00 - Aug 17, 2026 - In stock Starizona - $129,900.00 - Aug 18, 2026 - In stock Starizona - $129,900.00 - Aug 19, 2026 - In stock Starizona - $129,900.00 - Aug 20, 2026 - In stock Starizona - $129,900.00 - Aug 21, 2026 - In stock Starizona - $129,900.00 - Aug 22, 2026 - In stock Starizona - $129,900.00 - Aug 23, 2026 - In stock Starizona - $129,900.00 - Aug 24, 2026 - In stock Starizona - $129,900.00 - Aug 25, 2026 - In stock Starizona - $129,900.00 - Aug 26, 2026 - In stock Starizona - $129,900.00 - Aug 27, 2026 - In stock Starizona - $129,900.00 - Aug 28, 2026 - In stock Starizona - $129,900.00 - Aug 29, 2026 - In stock Starizona - $129,900.00 - Aug 30, 2026 - In stock Starizona - $129,900.00 - Aug 31, 2026 - In stock Starizona - $129,900.00 - Sep 1, 2026 - In stock Starizona - $129,900.00 - Sep 2, 2026 - In stock Starizona - $129,900.00 - Sep 3, 2026 - In stock Starizona - $129,900.00 - Sep 4, 2026 - In stock Starizona - $129,900.00 - Sep 5, 2026 - In stock Starizona - $129,900.00 - Sep 6, 2026 - In stock Starizona - $129,900.00 - Sep 7, 2026 - In stock Starizona - $129,900.00 - Sep 8, 2026 - In stock Starizona - $129,900.00 - Sep 9, 2026 - In stock Starizona - $129,900.00 - Sep 10, 2026 - In stock Starizona - $129,900.00 - Sep 11, 2026 - In stock Starizona - $129,900.00 - Sep 12, 2026 - In stock Starizona - $129,900.00 - Sep 13, 2026 - In stock Starizona - $129,900.00 - Sep 14, 2026 - In stock Starizona - $129,900.00 - Sep 15, 2026 - In stock Starizona - $129,900.00 - Sep 16, 2026 - In stock Starizona - $129,900.00 - Sep 17, 2026 - In stock Starizona - $129,900.00 - Sep 18, 2026 - In stock Starizona - $129,900.00 - Sep 19, 2026 - In stock