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0.77x Reducer/Flattener for Esprit 120 - SKU# S20209
$440.00

0.77x Reducer/Flattener for Esprit 120 - SKU# S20209

Sky-Watcher

34mm fully illuminated field but can handle full frame as well 95mm back-focus (55mm when back focus spacer and M48 ring installed) Drops f/ratio ...

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$440.00
0.77x Reducer/Flattener for EvoStar 150DX - SKU# S20208
$440.00

0.77x Reducer/Flattener for EvoStar 150DX - SKU# S20208

Sky-Watcher

34mm fully illuminated field, compatible with both APS-C and full frame sensors 89mm back-focus (55mm when back focus spacer and M48 ring installe...

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$440.00
Evoguide 50DX APO Guide Scope Astrograph - SKU# S11174
$295.00

Evoguide 50DX APO Guide Scope Astrograph - SKU# S11174

Sky-Watcher

50mm Apochromatic refractor with matched lens assembly with one ED element 242 mm focal length (f/4.8) 1.25” Helical focuser Finder stalk Vixen-st...

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$295.00
Evostar 72ED Reducer/Corrector Adapter - SKU# S20210
$25.00

Evostar 72ED Reducer/Corrector Adapter - SKU# S20210

Sky-Watcher

Allows Evostar 80 Reducer/Corrector to be mounted to the Evostar 72 ED

$25.00
Explore Scientific 2" Field Flattener - SKU# FFEDAPO-01
$199.99

Explore Scientific 2" Field Flattener - SKU# FFEDAPO-01

Explore Scientific

THIS PRODUCT IS CURRENTLY ON BACKORDER. IF YOU PLACE AN ORDER FOR THIS PRODUCT, PAYMENT WILL BE TAKEN AT THE TIME OF ORDER PROCESSING TO HOLD YOUR ...

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$199.99
Field Flattener for EvoGuide 50 - SKU# S20214
$92.50

Field Flattener for EvoGuide 50 - SKU# S20214

Sky-Watcher

Corrects for field curvature, allowing the Evoguide 50ED and 50DX to be used for astrophotography Thread on metal caps T-thread connection or 1.25...

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$92.50
FOCUS MOTOR - SKU# 94155-A
Save 34%
$333.95
$219.95

FOCUS MOTOR - SKU# 94155-A

Celestron

The Celestron Focus Motor enables electronic focusing using a computer or Celestron computerized mount hand controller for remote/hands-free obser...

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$333.95
$219.95
Save 34%
FOCUS MOTOR FOR SCT AND EDGEHD - SKU# 94155
Save 34%
$303.95
$199.95

FOCUS MOTOR FOR SCT AND EDGEHD - SKU# 94155

Celestron

The Celestron Focus Motor for SCT and EdgeHD enables electronic focusing using a computer or Celestron computerized mount hand controller for remo...

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$303.95
$199.95
Save 34%
LIGHT POLLUTION IMAGING FILTER, ROWE-ACKERMANN SCHMIDT ASTROGRAPH (RASA) 8 - SKU# 93614
Save 37%
$394.95
$249.95

LIGHT POLLUTION IMAGING FILTER, ROWE-ACKERMANN SCHMIDT ASTROGRAPH (RASA) 8 - SKU# 93614

Celestron

Enhance your 8” Rowe-Ackermann Schmidt Astrograph (RASA) by blocking light pollution, improving image contrast, and darkening the sky background. ...

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$394.95
$249.95
Save 37%
OFF-AXIS GUIDER - SKU# 93648
Save 37%
$473.95
$299.95

OFF-AXIS GUIDER - SKU# 93648

Celestron

Most accurate way to guide – improved accuracy compared to using a separate guide scope 12.5 mm multi-coated prism with aluminized backing for max...

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$473.95
$299.95
Save 37%
REDUCER LENS .7X - EDGEHD 1100 - SKU# 94241
Save 41%
$1,212.95
$719.95

REDUCER LENS .7X - EDGEHD 1100 - SKU# 94241

Celestron

The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 1100 one full F-Stop faster than f/10, reducing your exposure time by half to capture the same...

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$1,212.95
$719.95
Save 41%
REDUCER LENS .7X - EDGEHD 1400 - SKU# 94240
Save 41%
$1,212.95
$719.95

REDUCER LENS .7X - EDGEHD 1400 - SKU# 94240

Celestron

The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 1400 one full F-Stop faster than f/11, reducing your exposure time by half to capture the sam...

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$1,212.95
$719.95
Save 41%
REDUCER LENS .7X - EDGEHD 800 - SKU# 94242
Save 35%
$554.95
$359.95

REDUCER LENS .7X - EDGEHD 800 - SKU# 94242

Celestron

The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 800 one full f-stop faster than f/10, doubling the equivalent exposure at f/10 4-element lens...

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$554.95
$359.95
Save 35%
REDUCER LENS .7X - EDGEHD 925 - SKU# 94245 - In Stock Now
Save 35%
$588.95
$379.95

REDUCER LENS .7X - EDGEHD 925 - SKU# 94245 - In Stock Now

Celestron

The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 9.25" one full F-Stop faster than f/10, reducing your exposure time by half to capture the sa...

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$588.95
$379.95
Save 35%
Reducer/Corrector (.85x) for Evostar 100 - SKU# S20201
$295.00

Reducer/Corrector (.85x) for Evostar 100 - SKU# S20201

Sky-Watcher

0.85x Focal Reducer/Corrector for Sky-Watcher Evostar 100 ED APO is designed for serious Astro-Imagers. Optimized for the Sky-Watcher Evostar 100 E...

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$295.00
Reducer/Corrector (.85x) for Evostar 120 - SKU# S20202
$295.00

Reducer/Corrector (.85x) for Evostar 120 - SKU# S20202

Sky-Watcher

0.85x Focal Reducer/Corrector for Sky-Watcher Evostar 120 ED APO is designed for serious Astro-Imagers. Optimized for the Sky-Watcher Evostar 120 E...

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$295.00
Reducer/Corrector (.85x) for Evostar 80 - SKU# S20200
$295.00

Reducer/Corrector (.85x) for Evostar 80 - SKU# S20200

Sky-Watcher

0.85x Focal Reducer/Corrector for Sky-Watcher Evostar 80 ED APO is designed for serious Astro-Imagers. Optimized for the Sky-Watcher Evostar 80 ED ...

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$295.00
SKYRIS IR-BLOCK FILTER - In Stock Now - SKU# 95516
Save 16%
$43.95
$36.95

SKYRIS IR-BLOCK FILTER - In Stock Now - SKU# 95516

Celestron

High-quality, fully multi-coated optical glass with dichroic coatings to block infrared (IR) light Provides the best color balance and sharpness T...

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$43.95
$36.95
Save 16%
UNIVERSAL BARLOW AND T-ADAPTER - 1.25" - SKU# 93640
Save 18%
$72.95
$59.95

UNIVERSAL BARLOW AND T-ADAPTER - 1.25" - SKU# 93640

Celestron

The Celestron Universal Barlow & T-Adapter is three accessories in one! 2X Barlow:  Use during visual observing to double the magnification of...

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$72.95
$59.95
Save 18%