Products

635nm single red laser beam Fits standard 2" eyepiece holders Factory-aligned to 15 arc-seconds for high precision Shock-tested on three axes to m...

650nm Single Red Laser Beam Fits Standard 1.25" Eyepiece Holders 15 Arc-Second Factory Alignment Accuracy Includes Removable 1mm Aperture Stop Sho...

650nm Single Red Laser Beam Factory-Aligned to 15 Arc-Seconds Fits 1.25" and 2" Eyepiece Holders Class IIIa Laser (Maximum 5 mW Output) Includes 1...

Precise 650 nm single red beam Fits standard 2" eyepiece holders Factory-aligned to 15 arc-seconds Class IIIa laser with 5 mW maximum output Inclu...

Parallizer T-adapter for 2" drawtubes Male M42 (T/T2) thread for camera T-rings and T-threaded accessories Patented Parallizer alignment keeps the...

Barlowed laser collimation of the Newtonian primary with a 1.25" laser Built-in anti-reflection coated Barlow lens Matte-white 45° screen, visible...

Barlowed laser collimation of the Newtonian primary with a 2" laser Built-in anti-reflection coated Barlow lens Matte-white 45° screen, visible ou...

Barlowed collimation plug for Newtonian primary mirror alignment Designed for 2" focusers, including Feather Touch models Features a matte-white 4...

Variable laser brightness battery cap and switch Upgrade for Howie Glatter laser collimators Lets you dim a beam that is brighter than you need ...

Adapter for the Celestron RASA 8, camera end for ZWO cameras with a 6.5mm flange back Enables use of IDAS Di2 drop-in filters Female M42 telescope...

Drop-in adapter for IDAS DS filters, M42 female to M42 female Flange-to-flange length 19.85mm (19.5mm with a filter in place) Camera rotation thr...

Captures comets, galaxies, the Milky Way, and nebulae Passes key emission lines including H-alpha and OIII Utilizes the near-infrared (NIR) spectr...

Dual-bandpass design passes H-alpha, OIII, and Near-Infrared (NIR) wavelengths The world's first filter for imaging both nebulae and galaxies Avai...

Enhances H-alpha (656.3nm) transmission for nebula imaging Provides UV and near-IR suppression for one-shot color cameras Corrects color balance i...

Dual-band filter for One-Shot-Color (OSC) cameras Passes H-Alpha, NII, H-Beta, and OIII emission lines ~20nm and ~32nm bandpasses Passband shifted...

Dual-bandpass design passes H-alpha (9.5nm) and OIII (8nm) wavelengths Keeps 80% or more transmittance in fast systems around f/2, where some 7nm ...

Suppresses natural night glow emissions, including Oxygen (OI) at 557.7nm, 630.0nm, and 636.4nm Blocks common man-made light pollution from LED, h...

Clear filter that compensates for optical distance when swapped with another filter such as an IDAS NB2-PM or NB3-PM Available in 6 formats for te...

Engineered to consume exactly 7.5mm of optical path Solves the Celestron RASA 8 25.0mm backfocus requirement with 17.5mm cameras Available in M42 ...

1.25" Stainless Steel Legs 5 lbs (2.3 kg) Total Weight 24.5" to 42.5" Adjustable Height 3/8"-16 Standard Mounting Thread Folds to 27" for Transpor...

1.35 kg (3 lb.) Weight For 20mm Diameter Counterweight Shafts 20.5 mm Inner Diameter Bore Compact 79 mm Outer Diameter Description FAQ Specific...

10 kg (approx. 22 lbs) Weight Designed for iOptron CEM120 Mounts Ensures Proper Telescope Balance Improves Tracking Accuracy and Motor Longevity E...

10kg Counterweight Designed for iOptron CEM120 Mounts Optimized for use at latitudes below 10° Required by iOptron for CEM120 use between 0° and 1...

Powers 12V astronomy equipment from a standard vehicle power port Optional 12V DC adapter for small iOptron mounts such as the Cube Pro Compact a...