All Products

Mini USB Filter Wheel

Description The mini filter wheel with off-axis guide prism, is a compact solution for mobile setups...

3.5" Adapter for 4" Focuser (ADA435)

Description Use the 0.72x QuadTCC with the 4” Focuser! This adapter will allow owners of Astro-Physi...

5mm Long 48mm Extension Tube (SFE-M48-005)

Description This is a 48 mm extension tube that adds 5 mm of length. The outside diameter is 2....

2" Newtonian Collimator (SI-UNI-BLUG)

Description In the past, Howie Glatter made separate Barlowed collimation plugs for Feather Touch wh...

STARBASE ORTHOSCOPIC EYEPIECE

Description This orthoscopic eyepiece has 4 elements in 2 groups low distortion, particularly in the...

100º Series Eyepiece 14mm 2" (Ar-Purged) (EPWP10014-01)

Description Explore Ultra-Wide Eyepieces - Comfort, Quality, Value. The Explore Scientific 100° Seri...

German Equatorial Mounted and ALT/AZ Mounted Refractors

Description The Standard TeleGizmos Solar Scope Covers, when used outside, are intended for temporar...

114mm Newtonian Reflector Telescope with Equatorial Mount

PRE-ORDER NOW FOR MID-SEPTEMBER SHIPPING, US ONLY Classic 114mm Newtonian This classic 114mm Newtoni...

ZWO Darkening Rings

ZWO Darkening ring D88 Darkening ring set for regular EFW EFW-5*2 / EFW-7*2 / EFW-7*36 / EFW-7*36-II...

All New Adjustable Flat6AIII (T-mount not included)

The All New Adjustable Flat6AIII from William Optics is an astrophotography accessory in the 6A / 6A...

Meade 16" SCT 4" to OPTEC-3600 Dovetail Mount (17801)

Description How do you adapt to your telescope? Over the years, Optec has developed dozens of adapte...

Ethos 21mm 100° Eyepiece

Description Introduced at the 2007 Northeast Astronomy Forum (NEAF), Tele Vue once again broadened t...