Products

The 12mm Vernonscope Brandon "flat top" eyepiece is designed for high power use with any telescope type, at focal ratios f/7 and above. It provides...

The 12mm Vernonscope Brandon eyepiece is designed for high power use with any telescope type, at focal ratios f/7 and above. It provides highly det...

The 16mm Vernonscope Brandon "flat top" eyepiece is designed for medium power high contrast/dark sky background use with any telescope type, at foc...

The 16mm Vernonscope Brandon eyepiece is designed for medium power high contrast/dark sky background use with any telescope type, at focal ratios f...

The 2" 48mm Vernonscope Brandon eyepiece is designed for nigh-perfect low power deep sky observing with any telescope type that can use 2" eyepiece...

The 24mm Vernonscope Brandon "flat top" eyepiece is designed for nigh-perfect medium power deep sky observing with any telescope type, at focal rat...

The 24mm Vernonscope Brandon eyepiece is designed for nigh-perfect medium power deep sky observing with any telescope type, at focal ratios f/7 and...

The 32mm Vernonscope Brandon "flat top" eyepiece is designed for nigh-perfect low power deep sky observing with any telescope type, at focal ratios...

The 32mm Vernonscope Brandon eyepiece is designed for nigh-perfect low power deep sky observing with any telescope type, at focal ratios f/7 and ab...

The 6mm Vernonscope Brandon "flat top" eyepiece is designed for very high power use with any telescope type, at focal ratios f/7 and above. It prov...

The 8mm Vernonscope Brandon eyepiece is designed for high power use with any telescope type, at focal ratios f/7 and above. It provides highly deta...

The 8mm Vernonscope Brandon "flat top" eyepiece is designed for high power use with any telescope type, at focal ratios f/7 and above. It provides ...

This Ralph Dakin doublet design is considered by many professional astronomers to be the Rolls-Royce of 1.25" Barlows. It has a magnification of 2....

Way, way below dealer cost closeout! The ring is used to attach a digital camera to the Digital Camera Adapter. This ring is for 37mm size cameras ...

One-half normal dealer cost closeout! This adapter ring lets you use the William Optics #WDCA43 digital camera adapter with a digital camera having...

If you are needing a faster version of your ZWO FF65APO Quad, this reducer will take your f/ratio from f/6.4 to f/4.8. ZWO has released a brand-new...

If you are needing a faster version of your ZWO FF80APO Quad, this reducer will take your f/ratio from f/7.5 to f/5.7. ZWO has also released a new ...

If you are needing a faster version of your ZWO FF107APO or FF130APO, this reducer will get you there. ZWO has released a new 3-inch 0.7× full fram...

ZWO ADC - Atmospheric Dispersion Corrector If you've ever pushed the magnification on your planetary imaging sessions only to be greeted with soft,...

This is required for cooling your ZWO camera or running your AM5 and AM3 mounts. American Standard Sockets AC to DC 12 Volts at 5 AmpsThis power...

ZWO 30mm f/5 Mini Guide Scope Compact. Capable. Built for sharp guiding under the stars. ZWO’s 30mm f/5 Mini Guide Scope is a compact, precision-al...

This product has been discontinued and is no longer available for purchase.  This is here for informational purposes only. ZWO 30mm f/4 Mini Guide ...

Large-Format Filter Control for Serious Deep-Sky Imaging The ZWO 7×50mm Square Electronic Filter Wheel is built for imagers who have stepped into t...

This product has been discontinued and has been replaced by the AM3N.   You can find the link to that product here.   This version is no longer for...