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Focal Reducers and Field Flatteners
Increase image versatility with a wider field
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Focal Reducers and Field Flatteners

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Orion 0.85x Focal Reducer Corrector for ED80 f/7.5 Refractor
4.0 / 5.0
The Orion Focal Reducer-Corrector for ED80 Telescope is an economical way to optimize your ED80 for astrophotography with a DSLR camera. It reduces the effective focal length to create shorter exposure times that result in better, brighter images.
$279.99

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Orion 3" Field Flattener for EON 115/130 EDT Refractors
5.0 / 5.0
Designed for use with Orion EON 115mm and EON 130mm Apo Refractors, this handy Field Flattener optimizes imaging performance by correcting field curvature distortions to provide pinpoint stars all the way to the edge of the field-of-view.
$249.99

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Orion Field Flattener for EON 104mm ED-X2 Triplet Refractor
Designed specifically for use with the EON 104mm ED-X2, this device corrects field curvature to yield an optically flat field for optimized imaging performance. Includes standard T-thread (M42) and wider-format M48 camera attachment adapters.
$299.99

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Orion Field Flattener for Short Refractors
4.7 / 5.0
Designed for use with 400mm to 660mm focal length refractor telescopes with focal ratios of f/5 to f/7.5, this Field Flattener lets you enjoy the full potential of your fast refractor telescope for astrophotography. Fully multi-coated optics.
$139.99

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Orion 0.8x Focal Reducer for Refractor Telescopes
4.7 / 5.0
The Orion 0.8x Focal Reducer for Refractors increases any 2" focuser-equipped astrophotography refractor's field of view while reducing the effective focal length by a factor of 0.8x, thereby providing a shorter, more optically fast focal ratio.
$139.99

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Orion 0.5x Focal Reducer for StarShoot G3-G4 Imaging Cameras
4.5 / 5.0
The 1.25" Orion 0.5x focal reducer increases the area imaged by your StarShoot G3 or G4 camera. The larger imaging area allows capture of larger star fields that may not fit entirely in your telescope's normal field of view.
$44.99

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Meade f/6.3 Focal Reducer/Field Flattener
Meade f 6.3 Focal Reducer/Field Flattener #07545. For Meade Schmidt-Cassegrain models. Improves edge-of-field correction and reduces exposure times by close to 50%. Threads into rear cell of any Meade SCT. Threads into rear cell of any Meade SCT.
$99.99

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Celestron f/6.3 Reducer-Corrector for Schmidt-Cassegrain
5.0 / 5.0
Can't see the entire object in your telescope? The Celestron f/6.3 Reducer-Corrector for Schmidt Cassegrains converts the focal length so you get a wider field of view as well as shorter exposure times for astrophotography with your CCD camera.
$164.95

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Celestron 0.7x Reducer Lens for EdgeHD 1100
The EdgeHD .7x Focal Reducer makes your EdgeHD 1100 a full f-stop faster than f/10, reducing exposure time by half to capture the same brightness of an object. Increases field view by 43% for better wide-view images. Accomodates a variety of cameras.
Was 
$629.95
Now 
$549.95
You Save 
$80.00

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Celestron .7x Reducer Lens for EdgeHD 800
The EdgeHD .7x Focal Reducer makes your EdgeHD 800 a full f-stop faster than f/10,doubling the equivalent exposure at f/10. Increases field view by 43% for better wide-view images. Accomodates a wide variety of cameras.
$352.00

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Celestron 0.7x Reducer Lens for EdgeHD 1400
The Reducer lens .7x focal reducer lens makes your EdgeHD 1400 a full f-stop faster than f/11 and reduces exposure time by half to capture the same brightness of an object. It increases field of view by 43% for better wide-field images.
$692.95

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About Orion Telescopes & Binoculars

Since 1975 Orion Telescopes & Binoculars has been offering telescopes for sale direct to customers, with an unswerving commitment to best quality products, value and unmatched customer care. Our 100% satisfaction guarantee says it all.

Orion offers telescopes for every level: Beginner, Intermediate, Advanced, and Expert. From our entry level beginner telescopes for amateur astronomers to our Dobsonian telescopes to our most advanced Cassegrain telescopes and accessories, you can find the best telescope for you. Because we sell direct, we can offer you tremendous value at a great price. Not sure how to choose a telescope? Orion's Telescope Buyer's Guide is a great place to start.

Orion binoculars are known for quality optics at a great price. We offer binoculars for every viewing interest, including astronomical binoculars, compact binoculars, waterproof binoculars, birding binoculars, and sport and hunting binoculars.

Orion's telescope and astrophotography accessories will enhance your telescope enjoyment without breaking the bank. Expand your viewing experience with accessories ranging from moon filters to power-boosting Barlow lenses to advanced computerized telescope mounts. Capture breathtaking photos with our affordable astrophotography cameras. And when you're stargazing, Orion's telescope cases and covers, observing gear, red LED flashlights, astronomy books and star charts will make your observing sessions more convenient, comfortable and meaningful.

At Orion, we are committed to sharing our knowledge and passion for astronomy and astrophotography with the amateur astronomy community. Visit the Orion Community Center for in-depth information on telescopes, binoculars, and astrophotography. You can find astrophotography "how to" tips and share your best astronomy pictures here. Submit astronomy articles, events, & reviews, and even become a featured Orion customer!