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Focal Reducers

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  1. APM Reducer 0.75x , M82 for 52mm Image Circle, include Adjusting Flange

    APM - Reducer 0.75x , M82 for 52mm Image Circle, include Adjusting Flange

    This APM new reducer, calculated and designed from Riccardi. The connection between the telescope and camera occurs over an M82 x 1 thread.

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    (48 States)
    Model#: RIRED-M82
    $943.00

  2. Orion - Focal Reducer Corrector for ED120 Corrector Telescope

    Orion - Focal Reducer Corrector for ED120 Corrector Telescope

    Designed for use with Orion's ED120 refractor (#9976) not compatible with the EON 120ED refractor telescope.

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    Model#: 05198
    $199.95

  3. Orion - Focal Reducer Corrector for ED100 Telescope

    Orion - Focal Reducer Corrector for ED100 Telescope

    Focal Reducer designed specifically for use with Orion's ED100 apochromatic refractor (ED100 sold separately).

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    Model#: 05196
    $179.95

  4. Officina Stellare - 78mm 2-Lens Reducer/Flattner for Pro RC Telescopes

    Officina Stellare - 78mm 2-Lens Reducer/Flattner for Pro RC Telescopes

    The Officina Stellare 78mm 2-Lens Reducer/Flattner was designed specifically for use with Officina Stellare Pro Ritchey Chretien Telescope and flattened, 0.75x focal reducers.

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    Model#: RCFRD
    $1,708.00

  5. Officina Stellare - Four element Superred 0.62x focal reducer

    Officina Stellare - Four element Superred 0.62x focal reducer

    Great focus reducer that works for all Officina Stellare Hiper APO Refractors!

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    Model#: SUPERRED
    $1,877.00

  6. Officina Stellare - Hiper APO 0.75x Reducer 52mm

    Officina Stellare - Hiper APO 0.75x Reducer 52mm

    Great focus reducer that works for all Officina Stellare Hiper APO Refractors!

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    Model#: HIPERRFL
    $1,337.00

  7. HIPERRFS

    Officina Stellare - Hiper APO 0.75x Reducer 40mm

    Great focus reducer that works for all Officina Stellare Hiper APO Refractors!

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    Model#: HIPERRFS
    $1,224.00

  8. ASA - 4" Wynne Corrector 1.0x

    ASA - 4" Wynne Corrector 1.0x

    To correct the field of view ASA uses the correctors designed by Dipl. Phys. Philipp Keller. All correctors have sufficient backfocus to be connected to all popular camera systems.

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    Model#: 4KORRW
    $1,885.00

  9. ASA - 3" Reducer Corrector 0.73x

    ASA - 3" Reducer Corrector 0.73x

    To correct the field of view ASA uses the correctors designed by Dipl. Phys. Philipp Keller. All correctors have sufficient backfocus to be connected to all popular camera systems.

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    Model#: 3KORRR
    $1,535.00

  10. ASA - 3" Wynne Corrector 0.95x

    ASA - 3" Wynne Corrector 0.95x

    To correct the field of view ASA uses the correctors designed by Dipl. Phys. Philipp Keller. All correctors have sufficient backfocus to be connected to all popular camera systems.

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    Model#: 3KORRW
    $1,287.00

  11. ASA - 2" Barlow Corrector 1.8x

    ASA - 2" Barlow Corrector 1.8x

    To correct the field of view ASA uses the correctors designed by Dipl. Phys. Philipp Keller. All correctors have sufficient backfocus to be connected to all popular camera systems.

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    Model#: 2KORRB
    $1,287.00

  12. 2KORRR

    ASA - 2" Reducer Corrector 0.73x

    To correct the field of view ASA uses the correctors designed by Dipl. Phys. Philipp Keller. All correctors have sufficient backfocus to be connected to all popular camera systems.

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    Model#: 2KORRR
    $1,086.00

  13. ASA - 2" Coma Corrector Quattro 1.175x

    ASA - 2" Coma Corrector Quattro 1.175x

    The corrector is optimized for CCDs with a diameter of 30 mm (APS-C Format); however, this can be extended to up to 40 mm with some minor loss of performance and increased vignetting.

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    Model#: 2KORRC
    $950.00

  14. Takahashi - FC-76D Flattener

    Takahashi - FC-76D Flattener

    This flattener from Takahashi is compatible with FC-76 and FS-78 optical tubes. This can help aid in astrophotography, specifically in deep sky because it reduces the focal ratio.

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    (48 States)
    Model#: FC-76D-Flattener
    $249.00

  15. Takahashi FC-35 0.66x Reducer for FC/FS Series Telescopes

    Takahashi - FC-35 0.66x Reducer for FC/FS Series Telescopes

    The FC-35 0.66x reducer was designed to be used with the FC-100DF to produce a 485mm focal length at f/4.9 which is a

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    (48 States)
    Model#: TKA19580
    $995.00

  16. Explore Scientific 3" Field Flattener .7x Focal Reducer for ED APO 152mm f/8

    Explore Scientific - 3" Field Flattener .7x Focal Reducer for ED APO 152mm f/8 - Includes 2" Adapter for Explore Scientific new style focusers

    3-inch filed flattener and 0.7x reducer for Explore Scientific 152mm ED APO.

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    (48 States)
    Model#: FFFR507X-00

    Regular Price: $844.99

    Special Price: $379.99

  17. iNova - Focal reducer 0.72x with C Mount thread

    iNova - Focal reducer 0.72x with C Mount thread

    This iNova accessory features a male C/S mount thread as input and 28.5mm female thread as output (compatible with 1.25’’ filter, or 1.25’’ extension tube).

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    Model#: Focal reducer 0.72x with C Mount thread
    $32.40

  18. Focal reducer 0.5x with M28.5mm thread

    iNova - Focal reducer 0.5x with M28.5mm thread

    For autoguiding, this iNova accessory is recommended in order to reduce the F-ratio of an instrument (with a high F-ratio) used as a guide telescope (refractor, Maksutov-Cassegrain or Schmidt-Cassegrain).

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    Model#: Focal reducer 0.5x with M28.5mm thread
    $32.40

  19. MallinCam MFR-6 Focal Reducer 0.8x

    MallinCam - MFR-6 Focal Reducer 0.8x

    Using this FR will give a 811X510 CCD Sensor the field of view of a 1013X637 one. ... Learn More
    Model#: OA-11
    $139.95

  20. MallinCam MFR-5 II Focal Reducer 0.5x

    MallinCam - MFR-5 II Focal Reducer 0.5x

    The new version of the MallinCam MFR-5 Version II is the most advanced optical focal reducer ever developed for a video CCD camera. ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: OA-10
    $249.95

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