William Optics

Home / Brands / William Optics
William Optics William Optics Bahtinov Mask Cover (Specify Color) for WO 102 & 103 Telescopes
Bahtinov Mask and Cover for William Optics GT102 and Z103 series telescopes.
Add to cart
William Optics Bahtinov Mask Cover (Specify Color) for WO 102 & 103 Telescopes
$137.00
William Optics William Optics 1.25" inch RedCat Erecting Prism (for RedCat 51 only) in Silver
High quality erecting prism with Red anodized plate , the complete housing is made by 6061T Aluminium by CNC .
Add to cart
William Optics 1.25" inch RedCat Erecting Prism (for RedCat 51 only) in Silver
$137.00
William Optics William Optics 40 mm Super Wide Angle 2" Eyepiece - E-SWA40
The William Optics SWAN Eyepiece series is a great value! With a 72° Field of View and Fully Multi Coated glass elements the SWAN Eyepiece delivers stunning views of the night sky!
Add to cart
William Optics 40 mm Super Wide Angle 2" Eyepiece - E-SWA40
$130.00
William Optics William Optics STL-1100 adapter for FLT FF
This adapter is specifically designed to use the SBIG STL-11000 CCD cameras together with our TMB-designed FLT field flattener.
Add to cart
William Optics STL-1100 adapter for FLT FF
$123.00
William Optics William Optics Losmandy style type D (Swan Series)
Losmandy style type D (Swan Series)
Add to cart
William Optics Losmandy style type D (Swan Series)
$116.00
William Optics William Optics Slide-base UniGuide 32mm Scope (Specify Color)
The 32 mm UniGuide Scope from William Optics is a beautifully designed guide scope that matches perfectly with other William Optics refractors and accessories.
Add to cart
William Optics Slide-base UniGuide 32mm Scope (Specify Color)
$114.00
William Optics William Optics Adapter Plate for iOptron Mounts
William Optics Adapter Plate for iOptron Mounts
Add to cart
William Optics Adapter Plate for iOptron Mounts
$113.00
William Optics Mortar pier head Vixen Adpator
William Optics William Optics Mortar pier head Vixen Adpator
Add to cart
William Optics Mortar pier head Vixen Adpator
$113.00
William Optics Mortar pier head | Takahashi Adpator
William Optics William Optics Mortar pier head | Takahashi Adpator
Add to cart
William Optics Mortar pier head | Takahashi Adpator
$113.00
William Optics William Optics 3/8 Mounting Plate for Mortar TriPier (Ioptron)
William Optics William Optics 3/8 Mounting Plate for Mortar TriPier (Ioptron)
Add to cart
William Optics 3/8 Mounting Plate for Mortar TriPier (Ioptron)
$113.00
William Optics William Optics Bahtinov Mask Cover (Gold) for WO GT81 Telescope
Bahtinov Mask and Cover for William Optics 81 Series Telescopes (includes GT81 and ZS81).
Add to cart
William Optics Bahtinov Mask Cover (Gold) for WO GT81 Telescope
$113.00
William Optics William Optics 1.25 inch DURA BRIGHT Dielectric Diagonal
Introducing New model William Optics Dura-Bright diagonal - a dramatic step forward in the evolution of mirror diagonals!
Add to cart
William Optics 1.25 inch DURA BRIGHT Dielectric Diagonal
$110.00
William Optics William Optics Universal Smartphone Telescope Adapter
WO Cellphone Holder Telescope Adapter for any type of smartphone!!!
Add to cart
William Optics Universal Smartphone Telescope Adapter
$109.00
William Optics William Optics Camera Angle Rotator for 2.5” M63 Focuser
All New Camera Angle Rotator for 2.5” M63 Focuser
Add to cart
William Optics Camera Angle Rotator for 2.5” M63 Focuser
$109.00
William Optics William Optics Camera Angle Rotator for 2” M54 Focuser
The perfect way to increase your astrophotography capabilities
Add to cart
William Optics Camera Angle Rotator for 2” M54 Focuser
$104.00
William Optics William Optics Bahtinov Mask Cover (Specify Color) for WO 70 Series Telescopes
Bahtinov Mask and Cover for William Optics 70 series telescopes only (includes GT71, Star71-II, and Z73)
Add to cart
William Optics Bahtinov Mask Cover (Specify Color) for WO 70 Series Telescopes
$102.00
William Optics William Optics 120mm Saddle Handle & 50mm Silver Guiding Rings w/ Adjustment Screws - M-HC120BL-GR50SL
William Optics' patented handle design allows users to slide their compatible guide rings directly onto the handle.
Add to cart
William Optics 120mm Saddle Handle & 50mm Silver Guiding Rings w/ Adjustment Screws - M-HC120BL-GR50SL
$102.00
William Optics William Optics 120mm Saddle Handle & 50mm Silver Guiding Rings - M-HC120BL-GR50IISL
William Optics' patented handle design allows users to slide their compatible guide rings directly onto the handle.
Add to cart
William Optics 120mm Saddle Handle & 50mm Silver Guiding Rings - M-HC120BL-GR50IISL
$97.00
William Optics William Optics All New 90 Degree 1.25 inch Erect Prism
All New 90 degree high quality Erecting prism With helical Focuser barrel.
Add to cart
William Optics All New 90 Degree 1.25 inch Erect Prism
$96.00
William Optics William Optics 1.25 inch 45 Deg. Erecting Prism
William Optics new 45 Deg. EP will work with any 1.25" eyepieces and scopes with 1.25" eyepiece holders.
Add to cart
William Optics 1.25 inch 45 Deg. Erecting Prism
$92.00
William Optics William Optics All New Long Version Vixen-style Dovetail Plate
William Optics All New Long Version Vixen-style Dovetail Plate
Add to cart
William Optics All New Long Version Vixen-style Dovetail Plate
$91.00
William Optics William Optics 3/8 Mounting Plate for Mortar TriPier (Replacement)
William Optics William Optics 3/8 Mounting Plate for Mortar TriPier (Replacement)
Add to cart
William Optics 3/8 Mounting Plate for Mortar TriPier (Replacement)
$90.00
William Optics William Optics Super high precision “COPPER“ T mount (Canon)
This M48 T-Mount from William Optics is an extremely high precision T-Mount, that is made from copper rather than aluminum
Add to cart
William Optics Super high precision “COPPER“ T mount (Canon)
$90.00
William Optics William Optics Super high precision “COPPER“ T mount Nikon Mount
This M48 T-Mount from William Optics is an extremely high precision T-Mount, that is made from copper rather than aluminum.

Making this T-mount out of copper instead of aluminum means that the outer hard coating, which is CNC machined, is super sturdy,
Add to cart
William Optics Super high precision “COPPER“ T mount Nikon Mount
$90.00