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Correctors and Reducers

  • Original price CA$175.00 - Original price CA$175.00
    Original price
    CA$175.00
    CA$175.00 - CA$175.00
    Current price CA$175.00

    David Astro Universal Field Flattener - 2"

    DAV-FF1.0X
    9 in stock

    55mm back focus Works with f/5 to f/7 refractors Compatible with APS-C size cameras or smaller. Accepts 2" filters Optimized for refractors with...

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    Original price CA$175.00 - Original price CA$175.00
    Original price
    CA$175.00
    CA$175.00 - CA$175.00
    Current price CA$175.00
  • Original price CA$210.00 - Original price CA$210.00
    Original price
    CA$210.00
    CA$210.00 - CA$210.00
    Current price CA$210.00

    Explore Scientific 2" Field Flattener

    ES-FF2F5/F7

    This is a field flattener for refractor-type telescopes with a focal ratio of f/5 to f/7 Causes no change to the telescope focal length 2-inch...

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    Original price CA$210.00 - Original price CA$210.00
    Original price
    CA$210.00
    CA$210.00 - CA$210.00
    Current price CA$210.00
  • Original price CA$672.00 - Original price CA$672.00
    Original price
    CA$672.00
    CA$672.00 - CA$672.00
    Current price CA$672.00

    Explore Scientific 3" Field Flattener .7x Focal Reducer

    ES-FFFR507X-00

    Explore Scientific’s 3-inch Field Flattener/0.7x Focal Reducer is a multi-faceted accessory designed to enhance your astrophotography experiences. ...

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    Original price CA$672.00 - Original price CA$672.00
    Original price
    CA$672.00
    CA$672.00 - CA$672.00
    Current price CA$672.00
  • Original price CA$532.00 - Original price CA$532.00
    Original price
    CA$532.00
    CA$532.00 - CA$532.00
    Current price CA$532.00

    Explore Scientific HR Variable Coma Corrector (2")

    ES-HRCC02-00

    After hours at the eyepiece, you finally get to view the fruits of your astrophotography labors. The stars in the center of the field pop like bril...

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    Original price CA$532.00 - Original price CA$532.00
    Original price
    CA$532.00
    CA$532.00 - CA$532.00
    Current price CA$532.00
  • Original price CA$507.00 - Original price CA$507.00
    Original price
    CA$507.00
    CA$507.00 - CA$507.00
    Current price CA$507.00

    Lunt .8X Reducer/Field Flattener

    LSS-CAA-RF

    The CAA 0.8x Reducer/Field Flattener is an optimal accessory for those who are interested in astrophotography- Perfect to use with any camera of yo...

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    Original price CA$507.00 - Original price CA$507.00
    Original price
    CA$507.00
    CA$507.00 - CA$507.00
    Current price CA$507.00
  • Original price CA$575.00 - Original price CA$575.00
    Original price
    CA$575.00
    CA$575.00 - CA$575.00
    Current price CA$575.00

    SharpStar 140PH 0.74x Focal Reducer

    SSO-140PHFR

    The new 3inch full frame reducer for 140PH APO is made of high quality metal, beautiful shape, the focal ratio is reduced from the original F6.5 to...

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    Original price CA$575.00 - Original price CA$575.00
    Original price
    CA$575.00
    CA$575.00 - CA$575.00
    Current price CA$575.00
  • Original price CA$133.00 - Original price CA$133.00
    Original price
    CA$133.00
    CA$133.00 - CA$133.00
    Current price CA$133.00

    SharpStar 50EDPH 0.84x Focal Reducer

    SSO-SHREDU50

    The 0.84x reducer can bring Sharpstar 50EDPH's focal ratio down to F4.6. This is a standard reducer with field flattening capabilities as well. A ...

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    Original price CA$133.00 - Original price CA$133.00
    Original price
    CA$133.00
    CA$133.00 - CA$133.00
    Current price CA$133.00
  • Original price CA$267.00 - Original price CA$267.00
    Original price
    CA$267.00
    CA$267.00 - CA$267.00
    Current price CA$267.00

    SharpStar 61EDPH 0.8x Focal Reducer

    SSO-SHRD61

    The dedicated full-frame reducer of SHARPSTAR 61EDPH, which meets the need of full-frame photography. The reducer is equipped with a 2.3" tube, one...

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    Original price CA$267.00 - Original price CA$267.00
    Original price
    CA$267.00
    CA$267.00 - CA$267.00
    Current price CA$267.00
  • Original price CA$348.00 - Original price CA$348.00
    Original price
    CA$348.00
    CA$348.00 - CA$348.00
    Current price CA$348.00

    SharpStar 76EDPH 0.8x Focal Reducer

    SSO-76EDPHFR

    SHARPSTAR 76EDPH F4.5 is the latest development in dedicated full-frame reducer, which meets the need of full-frame photography. The reducer is equ...

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    Original price CA$348.00 - Original price CA$348.00
    Original price
    CA$348.00
    CA$348.00 - CA$348.00
    Current price CA$348.00
  • Original price CA$427.00 - Original price CA$427.00
    Original price
    CA$427.00
    CA$427.00 - CA$427.00
    Current price CA$427.00

    SharpStar 94EDPH 0.8x Focal Reducer

    SSO-94EDPHFR
    1 in stock

    SHARPSTAR F4.4 Full Frame Focal Reducer made especially for 94EDPH refractor telescopes, it satisfy the demands of full-frame photography. The redu...

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    Original price CA$427.00 - Original price CA$427.00
    Original price
    CA$427.00
    CA$427.00 - CA$427.00
    Current price CA$427.00
  • Original price CA$160.00 - Original price CA$160.00
    Original price
    CA$160.00
    CA$160.00 - CA$160.00
    Current price CA$160.00

    SharpStar Field Flattener - 2"

    SSO-FF2

    Designed to fully illuminate APS-C sensor on most APO refractors. The SharpStar 2" field flattener has a M42x0.74 male thread to connect the camera...

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    Original price CA$160.00 - Original price CA$160.00
    Original price
    CA$160.00
    CA$160.00 - CA$160.00
    Current price CA$160.00
  • Original price CA$261.00 - Original price CA$261.00
    Original price
    CA$261.00
    CA$261.00 - CA$261.00
    Current price CA$261.00

    SharpStar Field Flattener - 2.5"

    SSO-FF25

    Designed to fully illuminate full frame sensor on most APO refractors. The SharpStar 2.5" field flattener has a M69 male thread to connect the came...

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    Original price CA$261.00 - Original price CA$261.00
    Original price
    CA$261.00
    CA$261.00 - CA$261.00
    Current price CA$261.00
  • Original price CA$361.00 - Original price CA$361.00
    Original price
    CA$361.00
    CA$361.00 - CA$361.00
    Current price CA$361.00

    SharpStar MPCC Full Frame Coma Corrector

    SSO-SH1XMPCC
    2 in stock

    Following the advent of 0.95x coma corrector for Newtonian reflector, SHARPSTAR optics has well received the favor of customers with high praise.A...

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    Original price CA$361.00 - Original price CA$361.00
    Original price
    CA$361.00
    CA$361.00 - CA$361.00
    Current price CA$361.00
  • Original price CA$680.00 - Original price CA$680.00
    Original price
    CA$680.00
    CA$680.00 - CA$680.00
    Current price CA$680.00

    Sky-Watcher Esprit 120 0.77x Reducer/Flattener

    SW-S20209
    2 in stock

    0.77x reducer for Esprit 120.

    Original price CA$680.00 - Original price CA$680.00
    Original price
    CA$680.00
    CA$680.00 - CA$680.00
    Current price CA$680.00
  • Original price CA$680.00 - Original price CA$680.00
    Original price
    CA$680.00
    CA$680.00 - CA$680.00
    Current price CA$680.00

    Sky-Watcher Esprit 150 0.77x Reducer/Flattener

    SW-S20215

    0.77x reducer for Esprit 150.

    Original price CA$680.00 - Original price CA$680.00
    Original price
    CA$680.00
    CA$680.00 - CA$680.00
    Current price CA$680.00
  • Original price CA$140.00 - Original price CA$140.00
    Original price
    CA$140.00
    CA$140.00 - CA$140.00
    Current price CA$140.00

    Sky-Watcher Evoguide 50ED Flattener

    SW-S20214
    1 in stock

    Compatible with Evoguide 50.

    Original price CA$140.00 - Original price CA$140.00
    Original price
    CA$140.00
    CA$140.00 - CA$140.00
    Current price CA$140.00
  • Original price CA$520.00
    Original price CA$520.00 - Original price CA$520.00
    Original price CA$520.00
    Current price CA$363.00
    CA$363.00 - CA$363.00
    Current price CA$363.00

    Sky-Watcher Evolux 82ED 0.9x Reducer/Flattener

    SW-S20207

    0.9x thread-on reducer/corrector produces a flat field across the entire image while shortening exposure time by 24%. Optimized for Evolux 82mm re...

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    Original price CA$520.00
    Original price CA$520.00 - Original price CA$520.00
    Original price CA$520.00
    Current price CA$363.00
    CA$363.00 - CA$363.00
    Current price CA$363.00
    Sold out
  • Original price CA$680.00 - Original price CA$680.00
    Original price
    CA$680.00
    CA$680.00 - CA$680.00
    Current price CA$680.00

    Sky-Watcher Evostar 150DX 0.77x Reducer/Flattener

    SW-S20208

    0.77x reducer for Evostar 150DX.

    Original price CA$680.00 - Original price CA$680.00
    Original price
    CA$680.00
    CA$680.00 - CA$680.00
    Current price CA$680.00
  • Original price CA$560.00 - Original price CA$560.00
    Original price
    CA$560.00
    CA$560.00 - CA$560.00
    Current price CA$560.00

    Sky-Watcher Evostar 72ED 0.85x Reducer/Flattener

    SW-S20212

    Compatible with both APS-C and full frame sensors, APS-C (crop sensors) and smaller recommended M48x0.75 thread 55mm back focus Drops f/ratio from...

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    Original price CA$560.00 - Original price CA$560.00
    Original price
    CA$560.00
    CA$560.00 - CA$560.00
    Current price CA$560.00
  • Original price CA$590.00 - Original price CA$590.00
    Original price
    CA$590.00
    CA$590.00 - CA$590.00
    Current price CA$590.00

    Sky-Watcher Quattro Coma Corrector

    SW-S20204

    Delivers stunning wide-field views with pinpoint stars to the edge of the field. Magnification remains unaltered.

    Original price CA$590.00 - Original price CA$590.00
    Original price
    CA$590.00
    CA$590.00 - CA$590.00
    Current price CA$590.00
  • Original price CA$510.00 - Original price CA$510.00
    Original price
    CA$510.00
    CA$510.00 - CA$510.00
    Current price CA$510.00

    Sky-Watcher Reducer/Corrector (.85x) for Evostar 100

    SW-S20201

    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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    Original price CA$510.00 - Original price CA$510.00
    Original price
    CA$510.00
    CA$510.00 - CA$510.00
    Current price CA$510.00
  • Original price CA$530.00 - Original price CA$530.00
    Original price
    CA$530.00
    CA$530.00 - CA$530.00
    Current price CA$530.00

    Sky-Watcher Reducer/Corrector (.85x) for Evostar 120

    SW-S20202

    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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    Original price CA$530.00 - Original price CA$530.00
    Original price
    CA$530.00
    CA$530.00 - CA$530.00
    Current price CA$530.00
  • Original price CA$500.00 - Original price CA$500.00
    Original price
    CA$500.00
    CA$500.00 - CA$500.00
    Current price CA$500.00

    Sky-Watcher Reducer/Corrector (.85x) for Evostar 80

    SW-S20200

    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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    Original price CA$500.00 - Original price CA$500.00
    Original price
    CA$500.00
    CA$500.00 - CA$500.00
    Current price CA$500.00
  • Original price CA$1,399.00 - Original price CA$1,579.00
    Original price
    CA$1,399.00 - CA$1,579.00
    CA$1,399.00 - CA$1,579.00
    Current price CA$1,399.00

    Starizona HyperStar V4 for Celestron 8"

    Options available
    2 variants in stock

    FeaturesThe HyperStar 8 lens converts a standard Celestron 8" SCT from f/10 to f/1.9, making the system 25 times faster. That means 25-times shorte...

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    Original price CA$1,399.00 - Original price CA$1,579.00
    Original price
    CA$1,399.00 - CA$1,579.00
    CA$1,399.00 - CA$1,579.00
    Current price CA$1,399.00