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AstroSystems 2 inch Laser Collimator with Barlow

Laser Collimator with Barlow attachment Indispensable for fast and convenient collimation of Newtonians!


Our price: $139.95 (€121.76)
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AstroSystems Ultra Low Eyepiece Adapter 2-1.25

You can lower the profile of your 1.25" eyepiece another 0.5" below the drawtube. The ultra low eyepiece adapter works with any 2.0" focuser. The 1.25" eyepiece position is inset down into the adapter, dropping the eyepiece height 0.5". This allows another 0.5" of focus travel and optimization of the secondary mirror size. Anodized aluminum, threaded for 48mm filters with compression ring. Supplied with hex key to tighten compression ring. Now improved with a brass compression fitting!


Our price: $30.00 (€26.10)
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Autocollimators
The Autocollimator is used to fine tune the optical alignment after using the LightPipe/SightTube or a laser collimator. It utilizes a flat mirror that gives a multiple reflections through the optical system. This is 2-4 times the accuracy of a Cheshire, LightPipe or laser collimator. Our autocollimator is precision laser aligned to better than 3 arc minutes and the adjustment screws are locked to insure lifetime accuracy. Includes a 14 page instruction booklet.


Our price: $49.95 (€43.46)
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LightPipe/SightTube Combination
This unique and innovative collimator combines the LightPipe with the SightTube into one easier to use, lower-cost tool.

Our price: $49.95 (€43.46)
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Pocket Sky Atlas Dew Resistant
Pocket Sky Atlas **NEW**

An AstroSystems exclusive, fully treated for field use. Thoroughly treated for resistance to dew, frost and stains.

Our price: $39.95 (€34.76)
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AstroSystems Dew Shield for Telrad
When your Telrad Finder is exposed to long periods of use, simply flip down the hinged "door" on the front of the Astro Systems Telrad Dew Shield to protect the Telrad screen. When you're ready to aim again, there's no need to remove it. Simply turn your Telrad on and flip the shield back up

Our price: $15.00 (€13.05)
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Rigel Systems QuikFinder Illuminated Reticle Finderscope with AA Holder
Now available with AA holder for long life

Our price: $59.95 (€52.16)
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AstroSystems Secondary DewGuard
AstroSystems amazing Dew Guard secondary heating system attaches directly to your secondary mirror and then automatically senses the air temperature and the mirror temperature, then maintains the secondary mirror at a preset (adjustable) temperature above the ambient air temperature. It gently warms the secondary with 2-4 watts when on full and has 4-8 evenly spaced contact points for optimum thermal distribution. Uses any external 12 volt dc supply or you can run on a 9v battery in a pinch. No more heat ropes!

Our price: $39.00 (€33.93)
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AstroSystems Secondary DewGuard
AstroSystems amazing Dew Guard secondary heating system attaches directly to your secondary mirror and then automatically senses the air temperature and the mirror temperature, then maintains the secondary mirror at a preset (adjustable) temperature above the ambient air temperature. It gently warms the secondary with 2-4 watts when on full and has 4-8 evenly spaced contact points for optimum thermal distribution. Uses any external 12 volt dc supply or you can run on a 9v battery in a pinch. No more heat ropes!

Our price: $45.00 (€39.15)
Quantity
AstroSystems Secondary DewGuard
AstroSystems amazing Dew Guard secondary heating system attaches directly to your secondary mirror and then automatically senses the air temperature and the mirror temperature, then maintains the secondary mirror at a preset (adjustable) temperature above the ambient air temperature. It gently warms the secondary with 2-4 watts when on full and has 4-8 evenly spaced contact points for optimum thermal distribution. Uses any external 12 volt dc supply or you can run on a 9v battery in a pinch. No more heat ropes!

Our price: $49.00 (€42.63)
Quantity
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