Skip to content

Country

Correctors and Reducers

  • Original price $449.00 - Original price $449.00
    Original price
    $449.00
    $449.00 - $449.00
    Current price $449.00

    APM Riccardi Flattener M82-M77-Model 1

    APM-RIFLAT1

    APM Riccardi Flattener M82-M77-Model 1

    Original price $449.00 - Original price $449.00
    Original price
    $449.00
    $449.00 - $449.00
    Current price $449.00
  • Original price $449.00 - Original price $449.00
    Original price
    $449.00
    $449.00 - $449.00
    Current price $449.00

    APM Riccardi Flattener M82-M77-Model 2

    APM-RIFLAT2

    APM Riccardi Flattener M82-M77-Model 2

    Original price $449.00 - Original price $449.00
    Original price
    $449.00
    $449.00 - $449.00
    Current price $449.00
  • Original price $449.00 - Original price $449.00
    Original price
    $449.00
    $449.00 - $449.00
    Current price $449.00

    APM Riccardi Reducer M63

    APM-RIRED-M63-small

    Our new reducer, calculated and designed from RiccardiMassimo Riccardi, famous optical designer from Italy, designed for APM-Telescopes a new 3 ele...

    View full details
    Original price $449.00 - Original price $449.00
    Original price
    $449.00
    $449.00 - $449.00
    Current price $449.00
  • Original price $549.00 - Original price $549.00
    Original price
    $549.00
    $549.00 - $549.00
    Current price $549.00

    APM Riccardi Reducer M82

    APM-RIRED-M82-large

    APM Riccardi Reducer M82

    Original price $549.00 - Original price $549.00
    Original price
    $549.00
    $549.00 - $549.00
    Current price $549.00
  • Original price $249.00 - Original price $249.00
    Original price
    $249.00
    $249.00 - $249.00
    Current price $249.00

    Askar 0.76x Reducer for 80PHQ

    ASK-ASKAR80R

    Askar 0.76x Reducer for 80PHQ

    Original price $249.00 - Original price $249.00
    Original price
    $249.00
    $249.00 - $249.00
    Current price $249.00
  • Original price $349.00 - Original price $349.00
    Original price
    $349.00
    $349.00 - $349.00
    Current price $349.00

    Askar 0.7x Universal Reducer for 107PHQ/130PHQ/151PHQ

    ASK-PHQRD

    The backfocus is the standard 55mm. It comes with three thread adapters of M68, M54, M48 , so it is convenient for connection. Askar’s new-lau...

    View full details
    Original price $349.00 - Original price $349.00
    Original price
    $349.00
    $349.00 - $349.00
    Current price $349.00
  • Original price $249.00 - Original price $249.00
    Original price
    $249.00
    $249.00 - $249.00
    Current price $249.00

    Askar 2.5" F/3.9 Full Frame Reducer for FRA400 and FRA500

    ASK-FRA400FR

    The Askar new FRA400 F3.9 full-frame reducer reduces the telescope’s effective focal ratio by a factor of 0.7x, thus an original f/5.6 becomes an f...

    View full details
    Original price $249.00 - Original price $249.00
    Original price
    $249.00
    $249.00 - $249.00
    Current price $249.00
  • Original price $399.00 - Original price $399.00
    Original price
    $399.00
    $399.00 - $399.00
    Current price $399.00

    Askar 3" F/3.9 Full Frame Reducer for FRA600

    ASK-656RD

    The Askar 3 inch F3.9 full frame reducer features 4 elements optical design specifically for the FRA600, offers a 0.7X reduction in focal ratio, wh...

    View full details
    Original price $399.00 - Original price $399.00
    Original price
    $399.00
    $399.00 - $399.00
    Current price $399.00
  • Original price $275.00 - Original price $275.00
    Original price
    $275.00
    $275.00 - $275.00
    Current price $275.00

    Baader Alan Gee Telecompressor Mark II

    BAA-AGII (Baader #2454400)

    A common limitation that plagues owners of most popular Schmidt-Cassegrain telescopes is the narrow field size and high magnifications produced by ...

    View full details
    Original price $275.00 - Original price $275.00
    Original price
    $275.00
    $275.00 - $275.00
    Current price $275.00
  • Original price $779.00 - Original price $779.00
    Original price
    $779.00
    $779.00 - $779.00
    Current price $779.00

    Baader Fluorite Flatfield Converter

    BAA-FFC (Baader #2458200)

    Apochromatic, multi-coated fluorite lens system 10-times higher line resolution than the world best projection eyepieces The FFC fits on every T-2...

    View full details
    Original price $779.00 - Original price $779.00
    Original price
    $779.00
    $779.00 - $779.00
    Current price $779.00
  • Original price $829.00 - Original price $829.00
    Original price
    $829.00
    $829.00 - $829.00
    Current price $829.00

    Baader M68 Field Flattener

    BAA-FF-M68 (Baader #2458260)

    3-lens field corrector for BAADER APO 95/560 CaF2 Travel Companion 76.11mm backfocus, 52mm corrected field of view Telescope side M68a thread, cam...

    View full details
    Original price $829.00 - Original price $829.00
    Original price
    $829.00
    $829.00 - $829.00
    Current price $829.00
  • Original price $217.00 - Original price $264.00
    Original price
    $217.00 - $264.00
    $217.00 - $264.00
    Current price $217.00

    Baader MPCC Mark III (Multi Purpose Coma Corrector) - 2"

    Options available

    Coma corrector for Newton telescopes, that reduces neither the focal length nor the image field of your telescope Large lenses for completely vign...

    View full details
    Original price $217.00 - Original price $264.00
    Original price
    $217.00 - $264.00
    $217.00 - $264.00
    Current price $217.00
  • Original price $219.00 - Original price $219.00
    Original price
    $219.00
    $219.00 - $219.00
    Current price $219.00

    Baader RCC I Rowe Coma Corrector

    BAA-RCC-I (Baader #2956800)

    The RCC I (Rowe Coma Corrector) is a Coma Corrector from Dave Rowe with Triplet Lense design for f/4 Newtons The RCC works from f/3.5 to f/6 - it ...

    View full details
    Original price $219.00 - Original price $219.00
    Original price
    $219.00
    $219.00 - $219.00
    Current price $219.00
  • Original price $189.95 - Original price $189.95
    Original price
    $189.95
    $189.95 - $189.95
    Current price $189.95

    Celestron Reducer - Corrector

    CEL-94175

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

    View full details
    Original price $189.95 - Original price $189.95
    Original price
    $189.95
    $189.95 - $189.95
    Current price $189.95
  • Original price $839.00 - Original price $839.00
    Original price
    $839.00
    $839.00 - $839.00
    Current price $839.00

    Celestron Reducer Lens .7x - EdgeHD 1100

    CEL-94241

    Features The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 1100 one full F-Stop faster than f/10, reducing your exposure time by half to capture ...

    View full details
    Original price $839.00 - Original price $839.00
    Original price
    $839.00
    $839.00 - $839.00
    Current price $839.00
  • Original price $839.00 - Original price $839.00
    Original price
    $839.00
    $839.00 - $839.00
    Current price $839.00

    Celestron Reducer Lens .7x - EdgeHD 1400

    CEL-94240

    Features The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 1400 one full F-Stop faster than f/11, reducing your exposure time by half to capture ...

    View full details
    Original price $839.00 - Original price $839.00
    Original price
    $839.00
    $839.00 - $839.00
    Current price $839.00
  • Original price $409.00 - Original price $409.00
    Original price
    $409.00
    $409.00 - $409.00
    Current price $409.00

    Celestron Reducer Lens .7x - EdgeHD 800

    CEL-94242

    Features The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 800 one full f-stop faster than f/10, doubling the equivalent exposure at f/10 4-eleme...

    View full details
    Original price $409.00 - Original price $409.00
    Original price
    $409.00
    $409.00 - $409.00
    Current price $409.00
  • Original price $429.00 - Original price $429.00
    Original price
    $429.00
    $429.00 - $429.00
    Current price $429.00

    Celestron Reducer Lens .7x - EdgeHD 925

    CEL-94245

    Features The EdgeHD .7x Focal Reducer Lens makes your EdgeHD 9.25" one full F-Stop faster than f/10, reducing your exposure time by half to capture...

    View full details
    Original price $429.00 - Original price $429.00
    Original price
    $429.00
    $429.00 - $429.00
    Current price $429.00
  • Original price $199.99 - Original price $199.99
    Original price
    $199.99
    $199.99 - $199.99
    Current price $199.99

    Explore Scientific 2" Field Flattener

    ES-FFEDAPO-01

    This field flattener is an excellent choice for cameras with cropped sensors -- APS-C and smaller. It will not provide a flat field when used with ...

    View full details
    Original price $199.99 - Original price $199.99
    Original price
    $199.99
    $199.99 - $199.99
    Current price $199.99
  • Original price $479.99 - Original price $479.99
    Original price
    $479.99
    $479.99 - $479.99
    Current price $479.99

    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. ...

    View full details
    Original price $479.99 - Original price $479.99
    Original price
    $479.99
    $479.99 - $479.99
    Current price $479.99
  • Original price $379.99 - Original price $379.99
    Original price
    $379.99
    $379.99 - $379.99
    Current price $379.99

    Explore Scientific HR Variable Coma Corrector (2")

    ES-HRCC02-00
    1 in stock

    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...

    View full details
    Original price $379.99 - Original price $379.99
    Original price
    $379.99
    $379.99 - $379.99
    Current price $379.99
  • Original price $362.00 - Original price $362.00
    Original price
    $362.00
    $362.00 - $362.00
    Current price $362.00

    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...

    View full details
    Original price $362.00 - Original price $362.00
    Original price
    $362.00
    $362.00 - $362.00
    Current price $362.00
  • Original price $430.00 - Original price $430.00
    Original price
    $430.00
    $430.00 - $430.00
    Current price $430.00

    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...

    View full details
    Original price $430.00 - Original price $430.00
    Original price
    $430.00
    $430.00 - $430.00
    Current price $430.00
  • Original price $200.00 - Original price $200.00
    Original price
    $200.00
    $200.00 - $200.00
    Current price $200.00

    SharpStar 61EDPH 0.8x Focal Reducer

    SSO-61EDPHFR
    1 in stock

    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...

    View full details
    Original price $200.00 - Original price $200.00
    Original price
    $200.00
    $200.00 - $200.00
    Current price $200.00