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ADM ADM VCW-SM V Series Counterweight with Side Mount option and 3″ Threaded Rod.
Adds additional weight for balancing OTA’s especially the off-center saddle on the OEM Celestron CGEM and CGEM-DX.
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ADM VCW-SM V Series Counterweight with Side Mount option and 3″ Threaded Rod.
$74.00
Astrozap Astrozap AZ-719 Simple DC Adapter with Y Cable
Eliminate the costly purchase of a dew controller. This simple DC adapter allows you to run two heaters simultaneously by connecting them directly to your battery source.
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Astrozap AZ-719 Simple DC Adapter with Y Cable
$40.95
Arcturus Arcturus T Ring Adapter for Ebony Eyepieces (M43 to M42)
Our Arcturus Ebony eyepieces have a unique feature found on very few eyepieces on the market today.
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Arcturus T Ring Adapter for Ebony Eyepieces (M43 to M42)
$14.99
Arcturus Arcturus 9x50 Straight Through Finderscope with illuminator
Big 50mm aperture, 9x finder scope with illuminated double crosshairs makes it easy to aim your telescope with precision at night, without compromising your dark-adapted vision
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Arcturus 9x50 Straight Through Finderscope with illuminator
$119.95
Astrozap Astrozap AZ-2132 Flexible Dew Shield for Celestron 9.25 SCT - with Side Bar Notch
Celestron Evolution 9.25 Flexible Plastic Dew Shield with one notch for side bar.
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Astrozap AZ-2132 Flexible Dew Shield for Celestron 9.25 SCT - with Side Bar Notch
$63.36
Arcturus Arcturus 10mm Plossl
This 10mm focal length 1.25" eyepiece is ideal for all types of telescopes: reflector, refractor, and catadioptrics such as Maksutov-Cassegrains (Mak-Cass)
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Arcturus 10mm Plossl
$29.99
Takahashi Takahashi TOA-130NFB Optical Tube Assembly with 4" Focuser
The TOA-130 is perfect for visual, CCD and photo imaging. The f/7.7 focal ratio with a 1000mm focal length is long enough, using the LE-ED 2.8mm Takahashi ocular, for high magnification observations of the Moon and planets and yet will produce a 2.5° fiel
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Takahashi TOA-130NFB Optical Tube Assembly with 4" Focuser
$8,110.00
Takahashi Takahashi FS-60CB Fluorite Refractor Telescope
The FS-60CB is a 60 mm refractor that employs a multi-coated, two element fluorite objective lens with a prime focal length of 355 mm.
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Takahashi FS-60CB Fluorite Refractor Telescope
$1,040.00
Takahashi Takahashi 1.7X CQ Extender Module for FS-60CB
The Takahashi Extender-CQ 1.7X is designed specifically for the FS-60CB telescope.
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Takahashi 1.7X CQ Extender Module for FS-60CB
$496.00
Takahashi Takahashi FC-100DF f/7.4 Fluorite APO Refractor OTA
Like the FS series, the FC series are apochromatic refractors with two-element fluorite lenses. The FC series have larger apertures and longer focal lengths than the FS series, and provide outstanding performance both for the visual observer and the digi
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Takahashi FC-100DF f/7.4 Fluorite APO Refractor OTA
$2,750.00
Takahashi Takahashi FC-100DC F/7.4 Fluorite Refractor OTA
Like the FS series, the FC series are apochromatic refractors with two-element fluorite lenses. The FC series have larger apertures and longer focal lengths than the FS series, and provide outstanding performance both for the visual observer and the digi
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Takahashi FC-100DC F/7.4 Fluorite Refractor OTA
$2,510.00
Takahashi Takahashi FC-76DS - 76mm f/7.5 Doublet Fluorite APO Refractor
The FC-76DS model features a retractable dew shield and 95 mm diameter barrel. The FC-76DC and DS are optically identical.
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Takahashi FC-76DS - 76mm f/7.5 Doublet Fluorite APO Refractor
$2,010.00
Takahashi Takahashi Mewlon 210 Dall-Kirkham Telescope
The Takahashi Mewlon Series of Dall-Kirkham Telescopes by Takahashi combines refractor-like performance in a larger folded optic reflector design.
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Takahashi Mewlon 210 Dall-Kirkham Telescope
$3,550.00
Takahashi Takahashi E-130D Hyperbolic Astrograph
The Epsilon optical system features a hyperbolic primary and a digital corrector to produce a flat field image.
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Takahashi E-130D Hyperbolic Astrograph
$2,990.00
Takahashi Takahashi Tube Holder for Takahashi Epsilon 180
Takahashi Epsilon 180 Tube Rings were designed specifically to fit the Takahashi Epsilon 180 telescope.
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Takahashi Tube Holder for Takahashi Epsilon 180
$760.00
Takahashi Takahashi E-180 - Epsilon 180mm ED Astrograph OTA
This fast field photo visual astrograph is perfect for the new multi-mega pixel digital 35mm cameras and CCD cameras.
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Takahashi E-180 - Epsilon 180mm ED Astrograph OTA
$5,510.00
Lunt Lunt Solar Systems Blocking Filter - 2 inch T2 Extension
This 2" model of the Lunt Blocking Filter is housed in an extension tube with 2" and 2" connection.
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Lunt Solar Systems Blocking Filter - 2 inch T2 Extension
$427.00
Lunt Lunt B3400 Blocking Filter - 2" - Extension Tube
This unique Lunt Solar Systems B3400 Blocking Filter design is located in a 2" extension tube housing that sports a T2 and 2" connection.
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Lunt B3400 Blocking Filter - 2" - Extension Tube
$2,160.00
Lunt Lunt DSII/LS152T Internal Double Stack Module for LS152THa
Add an internal double-stacking module to a Lunt LS152THa solar telescope for a lowered bandpass of <0.5 Angstroms!
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Lunt DSII/LS152T Internal Double Stack Module for LS152THa
$3,564.00
Lunt Lunt LS50C Compact Double-Stack Filter
The Lunt LS50C is a compact double-stacking filter for the LS50THa telescope
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Lunt LS50C Compact Double-Stack Filter
$1,010.00
Lunt Lunt LS152T/BP&F - Backing Plate & Focuser for LS152Tme
LS152T/BP&F - Backing Plate & Focuser for LS152T
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Lunt LS152T/BP&F - Backing Plate & Focuser for LS152Tme
$362.00
Arcturus Arcturus Shroud for Night Vision & Solar Viewing
The use of a "photographer's dark cloth" greatly enhances viewing the solar disk.
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Arcturus Shroud for Night Vision & Solar Viewing
$39.95
Sky-Watcher Sky-Watcher Classic 150P Dobsonian 6" (152mm)
The Sky-Watcher Traditional Dobsonian Telescope 153mm/1200mm (6″) has a “paraboloidal” primary mirror to eliminate spherical aberration and a four-arm, secondary- mirror bracket with fine supports (0.5mm thick), to reduce diffraction spikes and light loss
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Sky-Watcher Classic 150P Dobsonian 6" (152mm)
$515.00
Sky-Watcher Sky-Watcher Quattro Coma Corrector
Delivers stunning wide-field views with pinpoint stars to the edge of the field. Magnification remains unaltered.
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Sky-Watcher Quattro Coma Corrector
$490.00