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Hyperstar Starizona HyperStar 3 Lens - 11" Celestron (Specify Camera Model)
The HyperStar systems allows an 11" telescope to operate at a focal ratio of f/2.0, an incredible 25 times faster than the standard f/10 focal ratio!
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Starizona HyperStar 3 Lens - 11" Celestron (Specify Camera Model)
$999.00
Hyperstar Starizona HyperStar Conversion Kit - Celestron 11" SCT
This kit allows a non-HyperStar-compatible SCT to be converted into a compatible telescope.
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Starizona HyperStar Conversion Kit - Celestron 11" SCT
$300.00
Farpoint Farpoint Parfocal Ring (individual) for 1.25" Eyepieces
Parfocal Ring (individual) for 1.25" eyepieces, includes wrench. (Eyepiece not included).
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Farpoint Parfocal Ring (individual) for 1.25" Eyepieces
$11.00
Farpoint FP444 Bahtinov Focus Masks for DSLR Camera Lenses 82mm
FP444 Bahtinov Focus Masks for DSLR Camera Lenses 82mm
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FP444 Bahtinov Focus Masks for DSLR Camera Lenses 82mm
$17.60
Farpoint FP443 Bahtinov Focus Masks for DSLR Camera Lenses 77mm
FP443 Bahtinov Focus Masks for DSLR Camera Lenses 77mm
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FP443 Bahtinov Focus Masks for DSLR Camera Lenses 77mm
$17.60
Farpoint FP441 Bahtinov Focus Masks for DSLR Camera Lenses 67mm
Take a short exposure. The image of the star will show diffraction spikes. The “center” set will most likely be shifted to one side or the other. This is showing the defocus.
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FP441 Bahtinov Focus Masks for DSLR Camera Lenses 67mm
$17.60
Farpoint FP438 Bahtinov Focus Masks for DSLR Camera Lenses 52mm
Attach your camera to the telescope, center a fairly bright star in your telescope and achieve a rough focus. Then place the mask over the front aperture of your telescope by “hanging” it on the plastic screws from the front dew shield. Take a short expos
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FP438 Bahtinov Focus Masks for DSLR Camera Lenses 52mm
$17.60
Farpoint FP404 Bahtinov Mask Adjustable 8.5 to 10.5 in Larger
Take a short exposure. The image of the star will show diffraction spikes. The “center” set will most likely be shifted to one side or the other. This is showing the defocus.
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FP404 Bahtinov Mask Adjustable 8.5 to 10.5 in Larger
$29.70
Farpoint FP403 Bahtinov Mask Adjustable 6.5 to 9.5 in Large
Take a short exposure. The image of the star will show diffraction spikes. The “center” set will most likely be shifted to one side or the other. This is showing the defocus.
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FP403 Bahtinov Mask Adjustable 6.5 to 9.5 in Large
$28.60
Optec IFW Filter Wheel Automatic 2 Inch Filter Selector System
The Optec IFW has the ability to determine the identification (ID) of a particular wheel and apply that wheel ID to a preprogrammed set of filters.
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Optec IFW Filter Wheel Automatic 2 Inch Filter Selector System
$789.00
ZWO ZWO T2-1.25" Filter Adapter # T2-1.25-3
ZWO T2-1.25″ Filter adapter
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ZWO T2-1.25" Filter Adapter # T2-1.25-3
$16.00
ZWO ZWO New EOS Lens Adapter II for EFW & ASI1600
he Short EOS adapter for EFW & Cooled camera (6.5mm backfocus version)
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ZWO New EOS Lens Adapter II for EFW & ASI1600
$49.00
ZWO ZWO Desiccant Tablets for ASI Cooled Cameras
Four small desiccant tablets are used inside the sensor chamber to keep the sensor from forming dew or frost
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ZWO Desiccant Tablets for ASI Cooled Cameras
$19.00
ZWO ZWO T2-T2 Adapter
To be used on the ASi1600
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ZWO T2-T2 Adapter
$12.00
ZWO ZWO M42 To CS or C adapter
This adapter has female C-mount threads on the inner diameter of the ring, and male T-threads on the outside diameter.
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ZWO M42 To CS or C adapter
$12.00
SBIG SBIG FW8S-STXL
8-Position, FW8S-STXL Standard Filter Wheel
with Micron-Precision filter positioning.
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SBIG FW8S-STXL
$1,500.00
SBIG SBIG FW7-STX
7-Positions, 50mm square filters for the STX-16803.
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SBIG FW7-STX
$1,795.00
SBIG SBIG FW5-STX (SPECIAL ORDER)
65mm square filters allow the use of the built-in guider while imaging through LRGB filters
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SBIG FW5-STX (SPECIAL ORDER)
$1,995.00
SBIG SBIG STF-8050-SC (Truesense Sparse Color) Color CCD Camera (LIMITED AVAILABILITY)
The KAI-08050 Image Sensor is an 8-megapixel CCD in a 4/3" (22 mm diagonal) optical format.
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SBIG STF-8050-SC (Truesense Sparse Color) Color CCD Camera (LIMITED AVAILABILITY)
$3,895.00
SBIG SBIG STF-3200M HIGH QE CCD IMAGING CAMERA
This CCD is 2184 x 1472 pixels at 6.8 microns.
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SBIG STF-3200M HIGH QE CCD IMAGING CAMERA
$5,895.00
SBIG SBIG AO-8T for STT Cameras
The AO-8T is designed for the STT Camera Series.
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SBIG AO-8T for STT Cameras
$795.00
SBIG SBIG Desiccant Plug, STX and STL
Desiccant plug for the STX and obsolete STL models.

(Please note STXL uses a different desiccant plug.)
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SBIG Desiccant Plug, STX and STL
$120.00
SBIG SBIG CLA-FW-NIKON Lens adapter for STF and STT cameras (with filter wheel)
This Nikon lens adapter is designed to attach to the camera with the filter wheel installed. Standard filter wheels for the STF Series are the FW5-8300 and FW8-8300.
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SBIG CLA-FW-NIKON Lens adapter for STF and STT cameras (with filter wheel)
$165.00
Revolution Wi-Fi Emitter for Revolution Imager
The Wi-Fi Emitter allows you take the video signal from the Revolution Imager and broadcast it over Wi-Fi to your compatible Android or iOS device!
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Wi-Fi Emitter for Revolution Imager
$89.99