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Reducers, Correctors & Field Flatteners

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  1. Baader Planetarium Multi-Purpose Coma Corrector MkIII

    Baader Planetarium - Multi-Purpose Coma Corrector MkIII

    The new Baader Planetarium MPCC MkIII enables owners of fast Newtonian telescopes to use their instrument for taking stunning wide-field images, or visually, for delivering wide-field views with stars that remain pinpoint to the edge - with no magnification increase!

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    (48 States)
    Model#: MPCC

    Available - Ships in 2-4 Days

    $214.00

  2. RCC-I

    Baader Planetarium - RCC I Rowe Coma Corrector with Backfocus 91.5mm

    The new Baader Planetarium RCC-I (Rowe Coma Corrector) is designed specifically to correct Coma in fast Newtonian imaging systems. The RCC is the ideal match for today's Digital SLRs and CCD Cameras ... Learn More
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    (48 States)
    Model#: RCC-I

    In Stock

    $209.00

  3. Celestron - Reducer / Corrector f/6.3

    Celestron - Reducer / Corrector f/6.3

    This combination focal reducer and field corrector lens accessory works with all Celestron 5\", 6'\ , 8\", 9 1/4\", 11\" and 14\" Schmidt-Cassegrain telescopes.

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    Model#: CEL-94175

    In Stock

    $144.95

  4. Lumicon - 2.5X CCD Compressor Lens for 1.25 Imagers

    Lumicon - 2.5X CCD Compressor Lens for 1.25 Imagers

    The 2.5X CCD Compressor Lens is used to widen the field-of-view of 1.25" Digital Imagers on refractors and SCTs. The LL1025 threads into the "nose-piece" of 1.25" Digital Imagers ... Learn More
    Model#: LL1025

    Available - Ships in 2-4 Days

    $142.95

  5. Meade f/6.3 Focal Reducer/Field Flattener

    Meade - f/6.3 Focal Reducer/Field Flattener

    Meade f/6.3 Focal Reducer & Field FlattenerMeade Series 4000 f/6.3 Focal Reducer/Field Flattener: Threaded on to the telescope's rear cell, the f/6.3 Focal Reducer/Field Flattener reduces the main telescope's focal ratio by a factor of 0.63 (e.g. from f/10 to f/6.3).

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    Model#: MEA-07545

    In Stock

    $99.99

  6. Optec - NextGEN MAXfield NGM 0.33X Telecompressor Lens

    Optec - NextGEN MAXfield NGM 0.33X Telecompressor Lens

    Second generation MAXfield telecompressor design with 0.33X reduction. Complete redesign of Optec’s premier f/3.3 reducer provides better color correction and a longer back-focus distance. Now compatible with SBIG’S CFW-8 color wheel. Stk ... Learn More
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    (48 States)
    Model#: 17403

    Available - Ships in 2-4 Days

    $275.00

  7. Optec - NextGEN WideField NGW 0.5X Telecompressor Lens

    Optec - NextGEN WideField NGW 0.5X Telecompressor Lens

    Second generation WideField telecompressor design with 0.5X reduction. Re-design of Optec’s WideField reducer provides improved color correction and longer back-focus. Provides unvignetted field approx. 18mm in diameter ... Learn More
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    (48 States)
    Model#: 17406

    Available - Ships in 2-4 Days

    $295.00

  8. Optec - NextGEN Ultra WideField 0.7XL Telecompressor Lens

    Optec - NextGEN Ultra WideField 0.7XL Telecompressor Lens

    New parfocal 0.7X reduction telecompressor specifically designed to work with Apochromat designs such as the Takahashi FS-series, Astrophysics’, and other high-end refractors ... Learn More
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    (48 States)
    Model#: 17409

    Available - Ships in 2-4 Days

    $295.00

  9. Optec - NGC 316 NextGEN 3" Corrector/Reducer 0.75X Lens

    Optec - NGC 316 NextGEN 3" Corrector/Reducer 0.75X Lens

    3” diameter telecompressor / corrector specifically designed for large, classical Schmidt-Cassegrain telescopes, especially the Meade LX200 16” ... Learn More
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    (48 States)
    Model#: 17480

    Available - Ships in 2-4 Days

    $1,250.00

  10. Optec - Next Generation Corrector 3-" f/7.5 Telecompressor Kit.

    Optec - Next Generation Corrector 3-" f/7.5 Telecompressor Kit.

    Optec has developed the NGC 316 corrector, the first in our series of 3" telecompressors. We designed this corrector specifically for the classic Meade 16" Schmidt Cassegrain Telescope ... Learn More
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    (48 States)
    Model#: NGC_316

    Available - Ships in 2-4 Days

    $1,250.00

  11. Optec - NextGEN MAXfield 0.33X Telecompressor Kit.

    Optec - NextGEN MAXfield 0.33X Telecompressor Kit.

    The Optec NGM (Next Generation MaxField) telecompressor increases the effective speed of the Meade and Celestron Schmidt-Cassegrain telescopes from f/10 to f/3.3 ... Learn More
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    (48 States)
    Model#: NGM

    Available - Ships in 2-4 Days

    $300.00

  12. Optec - NextGEN UltraWidefield 0.7X Parfocal Telecompressor Kit.

    Optec - NextGEN UltraWidefield 0.7X Parfocal Telecompressor Kit.

    This telecompressor was designed specifically for systems with well corrected optics and flat fields such as can be obtained from apochromatic refractors and the new coma free and correctly named LX400-ACF telescopes ... Learn More
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    (48 States)
    Model#: NGUW

    Available - Ships in 2-4 Days

    $325.00

  13. Optec - NextGEN WideField 0.5X Telecompressor Kit.

    Optec - NextGEN WideField 0.5X Telecompressor Kit.

    The Optec NGW (Next Generation WideField) telecompressor increases the effective speed of the Meade and Celestron Schmidt-Cassegrain telescopes from f/10 to f/5 ... Learn More
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    (48 States)
    Model#: NGW

    Available - Ships in 2-4 Days

    $325.00

  14. Shelyak Instruments - Focal Reducer 0.63x - for Schmidt-Cassegrain Telescopes

    Shelyak Instruments - Focal Reducer 0.63x - for Schmidt-Cassegrain Telescopes

    This reducer is made of a 3-lenses apo, coated against reflections.Mechanically, it is mounted directly behind a Schmidt-Cassegrain (2inch, threaded) ... Learn More
    Model#: EL0110

    Available - Ships in 2-4 Days

    $155.18

  15. Starizona - HyperStar 3 Lens - 11" Celestron

    Starizona - HyperStar 3 Lens - 11" Celestron

    HyperStar is based on Celestron's innovative Fastar feature. This feature allows the secondary mirror to be removed from Celestron's Schmidt-Cassegrain telescopes.

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    (48 States)
    Model#: HS3-C11

    Available - Ships in 2-4 Days

    $999.00

  16. Starizona - HyperStar 3 Lens - 8" Celestron

    Starizona - HyperStar 3 Lens - 8" Celestron

    HyperStar is based on Celestron's innovative Fastar feature. This feature allows the secondary mirror to be removed from Celestron's Schmidt-Cassegrain telescopes.

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    (48 States)
    Model#: HS3-C8

    Available - Ships in 2-4 Days

    $899.00

  17. Starizona - HyperStar 3 Lens - 8" Celestron EdgeHD

    Starizona - HyperStar 3 Lens - 8" Celestron EdgeHD

    This model includes the required adapter ring to fit the HyperStar lens to the Edge HD model telescope. An additional adapter would be required to adapt this lens to an older (non-HD) telescope.

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    (48 States)
    Model#: HS3-C8HD

    Available - Ships in 2-4 Days

    $899.00

  18. Starizona - HyperStar 3 Lens - 11" Celestron EdgeHD

    Starizona - HyperStar 3 Lens - 11" Celestron EdgeHD

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    (48 States)
    Model#: HS3-C11HD

    Available - Ships in 2-4 Days

    $999.00

  19. Starizona HyperStar 3 Lens -14" Celestron EdgeHD

    Starizona - HyperStar 3 Lens - 14" Celestron EdgeHD

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    (48 States)
    Model#: HS-C14HD

    Available - Ships in 2-4 Days

    $1,399.00

  20. Starizona - HyperStar 3 Lens - 14" Celestron

    Starizona - HyperStar 3 Lens - 14" Celestron

    The HyperStar 14 system allows extremely fast, wide-field CCD imaging with the Celestron 14" SCT. The lens replaces the secondary mirror on Fastar-compatible 14" SCTs and turns the telescope into an f/1.9 imaging system!

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    (48 States)
    Model#: HS-C14

    Available - Ships in 2-4 Days

    $1,399.00

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