• DayStar Quantum Front Gold 2-Inch Extension Tube 80mm — Add Length to Your Quantum Solar Filter Optical Train
  • DayStar Quantum Front Gold 2-Inch Extension Tube 80mm — view 2
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Daystar

DayStar Quantum Front Gold 2-Inch Extension Tube 80mm — Add Length to Your Quantum Solar Filter Optical Train

DayStar Quantum Front Gold 2-Inch Extension Tube 80mm — Add Length to Your Quantum Solar Filter Optical Train

$79.00
$79.00
Sale Sold out
Shipping calculated at checkout.

The DayStar Quantum Front Gold 2-inch extension tube adds 80mm of length to the front of your Quantum solar filter's optical train. Extension tubes let you reach correct spacing and focus when a filter, camera, or accessory needs more back-focus in the imaging or visual train. The gold-anodized 2" barrel keeps the connection secure and precise. Ships free to the US.

Who it's for
DayStar Quantum owners who need extra spacing in the front optical train to reach focus. Building out your kit? See our guide to beginner telescope accessories.

  • Adds 80mm of length: extends the front optical train to reach correct spacing and focus.
  • 2-inch format: gold-anodized 2" barrel for a secure, standard fit.
  • Front-side use: installs on the telescope side of the Quantum filter.
  • Precision-made: keeps the imaging or visual train square and stable.
Specifications
Type Front extension tube (2")
Length Added 80mm
Format 2" gold-anodized barrel
Compatible With DayStar Quantum front optical train
Model / SKU GM2D2

Why would I need an extension tube?
To reach correct focus or spacing when your filter, camera, or accessory needs more distance in the optical train.

How much length does it add?
80mm, in a 2-inch format.

Which side does it go on?
The front (telescope side) of the Quantum filter train.

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Frequently Asked Questions

With a beginner telescope you can see a surprising amount — the craters and mountains on the Moon, the rings of Saturn, the moons of Jupiter, and star clusters like the Pleiades. As you get more comfortable, you can also spot nebulae and distant galaxies. Not sure which beginner telescope is right for you? Check out our Telescope Buying Guide.
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