Skip to content

Astrophotography Deal - Celestron 11" RASA - $1000 Off - Now Only $2595 - Limited Quantity On Hand

Telescope Brands

Items 1 - 25 of 35
Explore Scientific ED APO Field Flattener Lens

Explore Scientific 2" Field Flattener for APS-C Cameras - FFEDAPO-01

SKU: EXS-FFEDAPO-01
  • Flatten the field for astrophotography with this field flattener
  • Designed for use with APS-C & smaller sensors
  • Telescope side is a 2" barrel
  • Camera side has M42 T-threads
  • 55 mm of back focus
  • Will not provide flat field when used with full-frame cameras
$199.99

Baader Planetarium Fluorite Flat Field Converter - FFC

SKU: BAD-FFC
  • For multiple telescope designs, produces a flat field over 90 mm image circle!
  • Four element Fluorite Flat Field Converter is a diffraction-limited APO
  • Fluorite design eliminates chromatic aberration
  • Covers up to a 6 cm x 7 cm format at up to 8X magnification
  • Works equally well with Newtonian, Schmidt-Cassegrain, Ritchey-Chretien and APO refractor telescopes
Free shipping Free shipping
$869.00

Takahashi FC/FS Multi Flattener 1.04x - TKA00582

SKU: TAK-TKA00582
  • This flattener from Takahashi is made as a universal replacement for FS/FC flatteners.
  • Takahashi has designed the 1.04x flattener to work only with the FS and FC telescopes.
  • The flattener helps correct spherical aberration.
  • Takahashi's field flattener uses a two element design.
$233.00

Apertura Adjustable Flattener for 60EDR and 72EDR - FFADJ

SKU: APT-FFADJ
  • 1X Flattener for Apertura 60EDR or 72EDR Refractors
  • The Apertura Flattener adjusts approximately 5 mm for proper backfocus
  • Accepts 48mm Wide T-Ring for DSLR (sold separately)
  • Full frame!
Free shipping Free shipping
$149.95
iOptron 2-inch Field Flattener

iOptron 2" Field Flattener for f/5 - f/7 Refractors - TFF

SKU: IOP-TFF
  • This iOptron 2" Field Flattener is optimized for refractor telescopes with f/5 to f/7 focal ratios.
  • Generates clear, well-defined images over the entire view field.
  • Features a fully multi-coated two-element optical design with Ohara S-BLS7 glass.
  • The iOptron 2" Field Flattener offers both durability and exterior beauty with machined aluminum construction and an anodized gloss finish.
  • Built-in T-ring thread accepts the majority of 35 mm cameras.
Free shipping Free shipping
$220.00

Meade 3" Field Flattener for 130 mm and 115 mm APO Refractors - 07585

SKU: MEA-07585
  • Meade 3" Field Flattener with two elements for 115 mm and 130 mm Series 6000 APO Refractor Telescopes.
  • Delivers a wide flat field for the above Meade Series 6000 apochromatic refractors.
  • Enhances image sharpness and minimizes distortion at the view field's edge.
$199.00

Stellarvue Large Field Flattener with 48 mm Threads for f/7 Refractors & 3" Feather Touch Focusers - SFF3-3FT-48

SKU: STV-SFF3-3FT-48
  • Designed especially for Stellarvue f/7 refractors with 3" Feather Touch focusers, as well as for cameras using larger sensors.
  • This Stellarvue Photographic Field Flattener is suitable for use with wide 48 mm T-ring threaded DSLR cameras.
  • Threads onto the back of 3" FeatherTouch focusers.
  • Requires the standard DSLR back focus of 55 mm.
$269.00

Stellarvue Large Field Flattener with 42mm Threads for f/7 Refractors with 2.5" Focusers - SFF3-25-42

SKU: STV-SFF3-25-42
  • Optimized for use with 2.5” Stellarvue and FeatherTouch focusers, as well as cameras with large chips.
  • This Stellarvue Large Photographic Field Flattener fits DSLR camera with M42 T-ring threads.
  • Threads into the back of 2.5” focusers.
  • Made to be used with Stellarvue f/7 refractor telescopes.
$269.00

Stellarvue Large Field Flattener with 48 mm Threads for f/7 Refractors with 2.5" Focusers - SFF3-25-48

SKU: STV-SFF3-25-48
  • Made for large chip cameras and 2.5" focusers, this Stellarvue Large Photographic Field Flattener contains 48 mm threads.
  • Compatible with DSLR cameras featuring wide M48 T-ring threads.
  • Attaches to the rear of both 2.5" Stellarvue and 2.5" FeatherTouch focusers.
  • Designed for use with Stellarvue f/7 refractor telescopes.
$249.00

Stellarvue Large Field Flattener with 42 mm Threads for f/7 Refractors with 3" Feather Touch Focusers - SFF3-3FT-42

SKU: STV-SFF3-3FT-42
  • This Stellarvue Large Photographic Field Flattener is optimized for use with Stellarvue f/7 refractor telescopes using 3" Feather Touch focusers.
  • Fits digital SLR cameras with standard 42 mm T-ring threads.
  • Attaches to the rear of the 3" Feather Touch focuser.
  • Requires the standard DSLR back focus of 55 mm.
$269.00

Stellarvue 2" Photographic Field Flattener for f/6 Telescopes - SFF6

SKU: STV-SFF6
  • This Stellarvue Field Flattener can be used on STV f/6 refractors with 2" focusers
  • Works with focal lengths from 480 mm - 700 mm
  • Telescope side has 2" barrel that plugs into the focuser
  • Camera side accepts M42 adapter or photographic T-ring for your DSLR
$195.00

Stellarvue Photographic Field Flattener For f/7 Telescopes & DSLR Cameras - SFF7-21

SKU: STV-SFF7-21
  • Stellarvue SV80, SV102, and SV110, as well as all other Stellarvue telescopes operating at a specific focal ratio, are compatible with this Stellarvue Photographic Field Flattener.
  • Includes an t-thread adapter with 55-56 mm spacing distance for DSLR cameras.
  • Designed to be used with cameras incorporating an APS-sized or smaller sensor chip.
  • This Stellarvue Field Flattener contains standard M42x0.75 t-threads.
$195.00
Stellarvue Photographic Field Flattener for f/7 Telescopes with 2.5" Focusers & DSLR Cameras

Stellarvue Photographic Field Flattener For f/7 Telescopes w/ 2.5" Focusers & DSLR Cameras - SFF7-25

SKU: STV-SFF7-25
  • This Stellarvue Photographic Field Flattener has been optimized for use with 2.5" Stellarvue and Feather Touch focusers.
  • Compatible with SV80, SV102, SV110, and any other Stellarvue telescope functioning at a certain focal ratio.
  • Includes an t-thread adapter with 55-56 mm spacing distance for DSLR cameras.
  • Designed to be used with cameras incorporating an APS-sized or smaller sensor chip.
$229.00
Stellarvue Photographic Field Flattener for f/7 Telescoeps with 3" Feather Touch Focuser & DSLR Camera

Stellarvue Photographic Field Flattener For f/7 Telescopes w/ 3" Feather Touch Focusers & DSLR Cameras - SFF7-3FT

SKU: STV-SFF7-3FT
  • Stellarvue SV80, SV102, and SV110, as well as all other Stellarvue telescopes operating at a specific focal ratio, are compatible with this Stellarvue Photographic Field Flattener.
  • Made especially for use with the 3" Feather Touch Focuser.
  • Includes an t-thread adapter with 55-56 mm spacing distance for DSLR cameras.
  • Optimized for cameras featuring a sensor chip APS-sized or smaller.
$239.00

Tele Vue Large Field Flattener for Tele Vue 101 or 127 IS Telescopes - LCL-1069

SKU: TLV-LCL-1069
  • Tele Vue Large Field Corrector designed specifically for NP101is and NP127is telescopes.
  • Provides a flattened image field for both the 101 mm and 127 mm Nagler-Petzval APO refractors.
  • Enhances edge-of-field quality for imaging use.
  • Optimally suited for use with CCD sensors measuring 35 mm or larger.
$239.95
Orion Field Flattener for Short Refractors

Orion Field Flattener for Short Refractors - 08893

SKU: ORI-08893
  • For short refractor telescopes with fast optics, this convenient fully multi-coated 38 mm clear aperture Orion Field Flattener eliminates field curvature.
  • Works with refractors that have focal lengths between 400 mm and 660 mm, and focal ratios between f/5 and f/7.5.
  • This Orion Field Flattener makes your fast refractor better suited for astrophotography, thereby unlocking its full potential.
  • Flattens the field of view while maintaining the focal length attributes of your short refractor.
  • Suitable for use with 2" focusers, this Orion Field Flattener requires a back focus of 55 mm.
$139.99
Hotech 2" SCA Self-Centering Field Flattener

Hotech 2" SCA Self-Centering Field Flattener - SCA-FFT58

SKU: HTC-SCA-FFT58
  • Fully multi-coated Hotech 2" Field Flattener with two-element lens and integrated self-centering adapter.
  • Provides maximum light transmission without compromising your telescope's light gathering capability.
  • Compatible with refractors that have between f/5 and f/8 focal ratios.
  • Eliminates drawtube and visual back slop, as well as unstable thumbscrew or unified compression ring locking.
  • Enhances image capture stability by dampening unwanted telescope vibrations.
  • The camera side accepts standard 42 mm threaded T-rings.
$245.00 $160.00
Explore 2" Field Flattener with Canon T-Ring and Caps

Explore Scientific 2" Field Flattener with Special Thin Canon EOS T-Ring - FFEDAPO-CA

SKU: EXS-FFEDAPO-CA
  • Made with cameras that have APS-C or smaller sensors in mind, this Explore Scientific 2" Field Flattener is not compatible with full frame cameras as it will not deliver a flat field.
  • Includes a special thin T-ring to provide the appropriate spacing to allow ideal focus to be achieved with Canon EOS DSLR cameras.
  • Male M42 T-threads on the camera side fit the extra thin Canon EOS T-ring included in this package.
  • Fixes curvature at the edge of the field encountered with most refractor telescope models.
$219.99
Takahashi 35 Flattener - TKA31582

Takahashi 35 Flattener for TOA & TSA Refractors - TKA31582

SKU: TAK-TKA31582
  • This Takahashi TOA-35 Flattener works with TOA and TSA telescopes to flatten the field for those using 35 mm cameras.
  • Generates a 40 mm image circle, as well as 2-micron star images at the center, and 8-micron star images at the edge.
  • Compatible with the Takahashi 2.7” focuser via installation of separately available 2” Ocular Adapter on the focuser side.
  • Suitable for DSLR imaging use provided you have a 2” CA-35 adapter along with the proper wide mount t-ring for your camera model.
Free shipping Free shipping
$530.00
Takahashi 67 Flattener

Takahashi 67 Flattener for the TOA-130NFB Refractor - TKA31583S

SKU: TAK-TKA31583S
  • The Takahashi 67 Flattener works with TOA-130NFB refractors to flatten the field for visual observers and large format camera imagers.
  • Generates a massive 92 mm image circle with 3-micron star images at the center of the field, and 20-micron images at the edge of the field.
  • Internal optics feature two groups of multi-coated extra-low dispersion (ED) glass.
  • Significantly transforms the resulting image when viewed through an eyepiece, or captured via a DSLR or CCD camera.
Free shipping Free shipping
$1,010.00
Takahashi 67 Flattener

Takahashi 67 Flattener for the TOA-150 Refractor - TKA32583S

SKU: TAK-TKA32583S
  • This Takahashi 67 Flattener has been designed for the purpose of flattening the TOA-150 refractor's field for both visual observers and imagers using large format cameras.
  • Generates a massive 92 mm image circle with 3-micron star images at the center of the field, and 20-micron images at the edge of the field.
  • Contains multi-coated extra-low dispersion (ED) glass optics in two groups.
  • Whether viewed through an eyepiece, or captured using a DSLR or CCD camera, the image produced will be considerably altered.
Free shipping Free shipping
$1,010.00
Stellarvue 2.156" Photographic Field Flattener for 3" Feather Touch Focuser

Stellarvue Large Photographic Field Flattener for 3" Feather Touch Focuser - 2.156" - SFF3-3FT-2156

SKU: STV-SFF3-3FT-2156
  • This Large Photographic Field Flattener from Stellarvue is compatible with Stellarvue refractors that have apertures between 102 mm and 130 mm.
  • Specifically designed for cameras with the 2.156-24 camera attachment.
  • Threads onto the rear of 3" Feather Touch focusers.
  • Requires 52 mm of back focus with the Stellarvue SV130 refractor, and 55 mm of back focus with the Stellarvue SV102 refractor.
Free shipping Free shipping
$269.00
Stellarvue Field Flattener for SV80ST Refractor with 2.5" Focuser

Stellarvue Field Flattener for SV80ST-25 Refractor - SFF6-25

SKU: STV-SFF6-25
  • This Field Flattener is designed for the Stellarvue SV80ST with a STV or FT 2.5" focuser
  • Can be used with other refractors with 480 mm- 700 mm focal length & 2.5" focusers
  • The telescope side of the Field Flattener plugs into the focuser
  • The camera side accepts 42mm adapters or T-rings for DSLR cameras
Free shipping Free shipping
$229.00

Orion 3" Field Flattener for EON 115/130 EDT Refractors - 8671

SKU: ORI-8671
  • Compatible with 115 mm and 130 mm EON ED Triplet Refractor Telescopes, the Orion 3" Field Flattener maximizes flat-field imaging performance.
  • Field curvature distortions are fixed to allow stars maintain their sharpness all the way to the camera sensor edge.
  • Provides a rigorous connection by attaching directly to the EON 115 or 130 refractor's 3" focuser drawtube.
  • Camera side features wide M48 threads for secure attachment enhanced for DSLRs and other cameras with large sensors.
  • Fully multi-coated optics help to maximize light transmission for brighter and more vivid imaging results.
Free shipping Free shipping
$249.99

Stellarvue Large Field Flattener for SV080ST - 48mm Threads for 2.5" SV or FT Focuser - SFF3-80

SKU: STV-SFF3-80
  • Large flattener for the Stellarvue SV80ST with 2.5" focuser
  • Will work with 2.5" Stellarvue or Feather Touch Focusers
  • Produces a flat field for quality astro-photography
  • Back focus is 55 mm
  • Camera side has 48 mm threads
  • Accepts wide 48 mm T-rings for DSLR's or imaging cameras with 48 mm threads
Free shipping Free shipping
$269.00

High Point Scientific carries the most popular telescope brands among astronomy enthusiasts, including Celestron, Baader Planetarium, Orion, and many more. We also design our own astronomy products under the High Point brand, to give you the best selection of products at the price you’re looking for.

We work directly with manufacturers to give you a wide selection of products from many other brands like Meade, TeleVue, Explore Scientific, Coronado, and iOptron. While we have dedicated many hours researching what telescope brands you - our customers - are looking for, we encourage you to explore up and coming brands on our website such as William Optics, Pentax, SkyWatcher, and Stellarvue.

High Point Scientific offers many of the latest brands to choose from for telescope accessories. Just a few of these brands include AstroZap, ADM Accessories, Losmandy, Takahashi, and JMI. It’s important to make sure you have the correct accessories for your aspirations and budget and our experts are here to make sure you find them.

Astro-imaging is a growing industry, not just for photographers, but for astronomy hobbyists as well. With so many quality, affordable products, it’s easy to see why! Brands like QSI, ZWO, and QHY have designed some of the best astrophotography cameras in the industry, and we have them right here at High Point!

High Point Scientific is rated 4.9/5 based on 1347 reviews