Products
Filters
- Antlia (28)
- APM (6)
- Askar (60)
- Astrodon (2)
- Baader Planetarium (382)
- Bob's Knobs (9)
- Celestron (359)
- Chroma (29)
- Coronado (1)
- David Astro (60)
- Daystar Filters (68)
- Dew-Not (19)
- Diffraction Limited (6)
- Explore Scientific (183)
- Farpoint (23)
- Geoptik (6)
- Howie Glatter (18)
- IDAS (1)
- iOptron (55)
- Lacerta (1)
- Lumicon (3)
- Lunt Solar Systems (67)
- OCAL (1)
- Optec (9)
- Optolong (16)
- Orion (1)
- Pegasus Astro (95)
- Player One (63)
- PrimaLuceLab (190)
- Purosol (4)
- QHYCCD (63)
- Quantum Scientific Imaging (1)
- Radio2Space (1)
- RB Focus (1)
- Rigel System (3)
- Santa Barbara Scientific (1)
- SBIG (51)
- Seestar (6)
- SharpStar Optics (21)
- Shelyak (6)
- Sky-Watcher (97)
- Software Bisque (84)
- Starbound (1)
- Starizona (10)
- Starlight Instruments (261)
- SVBONY (1)
- Telegizmos (12)
- TeleVue (103)
- Telrad (7)
- ToupTek (1)
- TS-Optics (5)
- Vixen (1)
- Wanderer Astro (7)
- William Optics (115)
- ZWO (165)
William Optics Red Dot Finder Kit with Vixen Style Mounting Base
Red dot finder for easy target acquisition Includes Vixen-style mounting base for versatile attachment Description The William...
View full detailsWilliam Optics Redcat 51 WIFD
51mm 4-elements Petzval refractor 250mm focal length - f/4.9 focal ratio 48mm image circle - No field flattener required! WIFD focuser design D...
View full detailsWilliam Optics RedCat 61 WIFD
51mm 4-elements Petzval refractor 300mm focal length - f/4.9 focal ratio 46mm image circle - No field flattener required WIFD focuser design ...
View full detailsWilliam Optics Redcat 71 WIFD
71mm APO F/4.9 Fast Focal Ratio Portable and Versatile Description Specifications In the Box Unleash your passion for astrophotography with ...
View full detailsWilliam Optics RedCat WIFD Erecting Prism - 1.25"
1.25" erecting prism for correct image orientation Silver-finished design specifically for RedCat telescopes Description The W...
View full detailsWilliam Optics Saddle Plate for Vixen-Style Dovetail Plate - 90mm
Precision-machined from high-grade aluminum for a perfect fit Description The William Optics Saddle Plate for Vixen-Style Dovetail Plate - 9...
View full detailsWilliam Optics SCT Connection for WO Diagonals - Gold
Adapter for connecting Schmidt-Cassegrain telescopes to William Optics diagonals Gold-anodized finish for durability and aesthetic appeal ...
View full detailsWilliam Optics Slide-Base 50mm Guiding Rings
Seamlessly integrate with your existing astrophotography gear. Ensures stable attachment of your telescope to your mount. Description In the bo...
View full detailsWilliam Optics Slide-Base 50mm Guiding Rings - No Adjustments Screws
Seamlessly integrate with your existing astrophotography gear. Ensures stable attachment of your telescope to your mount. Description In th...
View full detailsWilliam Optics Slide-Base UniGuide 32mm Scope
Compact 32mm guide scope 120mm focal length For use with 1.25" guide cameras Description Upgrade your astrophotography equipment with the Wi...
View full detailsWilliam Optics Slide-Base UniGuide 50mm Scope
Make it easier to find and track guide stars User-friendly and can be set up quickly Description The William Optics Slide-Base UniGuide 50mm...
View full detailsWilliam Optics SPL 55° 12.5mm Eyepiece - 1.25"
1.25-inch eyepiece with 55° apparent field of view 12.5mm focal length for medium-high magnification viewing Description The W...
View full detailsWilliam Optics STC Astro Duo-Narrowband Filter
Dual-bandpass filter for astrophotography Optimized for H-alpha and OIII emission lines Description The William Optics STC Ast...
View full detailsWilliam Optics STC Ultra Layer Astro Multispectra Filter - 48mm
Multi-bandpass filter for astrophotography 48mm thread-on design for easy attachment Description The William Optics STC Ultra ...
View full detailsWilliam Optics STL Adapter for FLT Flattener
STL adapter designed for William Optics FLT flatteners Ensures a secure connection between your FLT flattener and S...
View full detailsWilliam Optics Super High Precision COPPER T-Mount for Canon EOS Full Frame
Super high precision T-Mount designed for Canon EOS full-frame cameras Constructed from durable copper for enhanced...
View full detailsWilliam Optics Super High Precision COPPER T-Mount for Nikon Full Frame
Super high precision T-Mount designed for Nikon full-frame cameras Constructed from durable copper for enhanced sta...
View full detailsWilliam Optics SWAN 72° 40mm Eyepiece - 2"
2-inch eyepiece with 72° apparent field of view 40mm focal length for wide-field, low-magnification viewing Description The Wi...
View full detailsWilliam Optics UltraCat 108 f/4.8 WIFD
William Optics UltraCat 56 f/4.8 WIFD
William Optics UltraCat 76 f/4.8 WIFD
William Optics Vixen Style Finder Mounting Bracket
Seamlessly integrate with your existing astrophotography gear. Ensures stable attachment of your telescope to your mount. Description In th...
View full detailsWilliam Optics Vixen Style Finder Mounting Bracket for RedCat - Black Base
Seamlessly integrate with your existing astrophotography gear. Ensures stable attachment of your telescope to your mount. Description In th...
View full detailsWilliam Optics Vixen Style Mounting Base
Work with Vixen-style dovetail bars Made of durable materials Description The William Optics Vixen Style Mounting Base is an accessor...
View full details