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Correctors & Reducers

Correctors & Reducers

Correctors & Reducers

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  • APM Coma Correcting ED 2.7x Barlow - 1.25"-1 APM Coma Correcting ED 2.7x Barlow - 1.25"-2
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    APM Coma Correcting ED 2.7x Barlow - 1.25"

    APM

    US$165.00
    APM Comacorrecting 1 1/4" ED Barlow 2.7 xDesigned by Gerd Düring / GermanyOur totally new photo-visual apochromatic Barlow with real ED glass, calculated for the correction of Off-Axis Coma at Newtonian telescopes. This Barlow allows you to observe...
    APM-Komakorr-Barlow
    US$165.00
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    US$165.00
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  • APM Coma Correcting ED 2.7x/6.25x Double Barlow - 1.25"-1 APM Coma Correcting ED 2.7x/6.25x Double Barlow - 1.25"-2
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    APM Coma Correcting ED 2.7x/6.25x Double Barlow - 1.25"

    APM

    US$285.00
    APM Comacorrecting 1 1/4" ED Double Barlow 6.25 xDesigned by Gerd Düring / GermanyOur worldwide unique photo-visual apochromatic 2.7x Barlow with real ED glass, calculated for the correction of Off-Axis Coma at Newtonian telescopes, can now be combined...
    APM-Komakorr-DoubleBarlow
    US$285.00
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    US$285.00
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  • APM Coma Correcting Telecentric 1.5x Barlow - 2"-1 APM Coma Correcting Telecentric 1.5x Barlow - 2"-2
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    APM Coma Correcting Telecentric 1.5x Barlow - 2"

    APM

    US$499.00
    APM 2 inch coma-correcting telecentric 1.5x Barlowby the well known physicist and optic designer Philipp KellerSome times past APM Telescopes introduced the coma-correcting 2.7 times Barlow designed by Gerd Düring, which enjoys great popularity.New...
    APM-Komakorr-Barlow2
    US$499.00
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    US$499.00
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    APM Riccardi Reducer M63

    APM

    US$449.00
    Our new reducer, calculated and designed from RiccardiMassimo Riccardi, famous optical designer from Italy, designed for APM-Telescopes a new 3 element 0.75 x Apo-Reducer/Flattener Corrector for all TMB-APM-LZOS Apochromatic Telescopes. Tests show that...
    APM-RIRED-M63-small
    US$449.00
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    US$449.00
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  • Askar 2.5" F/3.9 Full Frame Reducer for FRA400 and FRA500
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    Askar 2.5" F/3.9 Full Frame Reducer for FRA400 and FRA500

    Askar

    US$249.00
    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/3.9 system, your exposure time will significantly shorten, providing a shorter, more optically...
    ASK-FRA400FR
    US$249.00
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    US$249.00
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  • Askar 3" F/3.9 Full Frame Reducer for FRA600
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    Askar 3" F/3.9 Full Frame Reducer for FRA600

    Askar

    US$399.00
    The Askar 3 inch F3.9 full frame reducer features 4 elements optical design specifically for the FRA600, offers a 0...
    ASK-656RD
    US$399.00
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    US$399.00
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  • Baader 2" Newton 1.7X Glasspath and Coma Corrector-1
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    Baader 2" Newton 1.7X Glasspath and Coma Corrector

    Baader Planetarium

    US$249.00
    2" Glasspathcorrector® Factor 1.7 for Newtons - at full aperture with integrated Coma-Corrector. Includes T-2 change ring (#2456320) for adaptation on Maxbright BinocularSuitable to insert into the Baader Maxbright II and Mark V Großfeld Binocular...
    BAA-ORJ (Baader #2456301)
    US$249.00
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    US$249.00
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  • Baader 2" Refractor/SCT 1.8X Glasspath Corrector-1
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    Baader 2" Refractor/SCT 1.8X Glasspath Corrector

    Baader Planetarium

    US$230.00
    2" Glasspathcorrector® Factor 1.8 for Refractors and Schmidt Cassegrains - at full aperture.Suitable to insert into the Baader Maxbright and Mark V Großfeld Binocular viewer (insert diameter: ∅ 2" - 50,.8mm, incl. M48 filter thread)You will also...
    BAA-ORJ-R (Baader #2456305)
    US$230.00
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    US$230.00
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  • Baader Alan Gee Telecompressor Mark II-1 Baader Alan Gee Telecompressor Mark II-2
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    Baader Alan Gee Telecompressor Mark II

    Baader Planetarium

    US$275.00
    A common limitation that plagues owners of most popular Schmidt-Cassegrain telescopes is the narrow field size and high magnifications produced by their slow optical system (typically, f/10). Until now, owners of SCTs have lacked a truly versatile and...
    BAA-AGII (Baader #2454400)
    US$275.00
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    US$275.00
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  • Baader Fluorite Flatfield Converter-1 Baader Fluorite Flatfield Converter-2
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    Baader Fluorite Flatfield Converter

    Baader Planetarium

    US$779.00
    Apochromatic, multi-coated fluorite lens system10-times higher line resolution than the world best projection eyepiecesThe FFC fits on every T-2 thread and in every 2" focuserBaader FFC – 2" / T-2 Fluorite Flatfield ConverterThe CaF2...
    BAA-FFC (Baader #2458200)
    US$779.00
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    US$779.00
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  • Baader Glasspath Corrector for Maxbright Bino and Mark V-1 Baader Glasspath Corrector for Maxbright Bino and Mark V-4 BAA-GLASS-3 (Baader #2456317)
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    Baader Glasspath Corrector for Maxbright Bino and Mark V

    Baader Planetarium

    US$148.00 - US$160.00
    Glasspathcorrector Factor 1.25. Optical path length: -30 mmGlasspathcorrector Factor 1,7. Optical path length: -65 mmGlasspathcorrector Factor 2,6. Optical path length: -120 mmInsert diameter: ∅ 38 mmA Baader Glaspathcorrector is not a Barlow lens! The...
    US$148.00 - US$160.00
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    US$148.00 - US$160.00
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  • Baader M68 Field Flattener-1 Baader M68 Field Flattener-2
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    Baader M68 Field Flattener

    Baader Planetarium

    US$829.00
    3-lens field corrector for BAADER APO 95/560 CaF2 Travel Companion76.11mm backfocus, 52mm corrected field of viewTelescope side M68a thread, camera side M68i thread
    BAA-FF-M68 (Baader #2458260)
    US$829.00
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    US$829.00
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  • Baader Maxbright Amici Prism 1.25"w/ Integral 2X Glasspath Corrector, for Maxbright Binoviewer-1 Baader Maxbright Amici Prism 1.25"w/ Integral 2X Glasspath Corrector, for Maxbright Binoviewer-2
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    Baader Maxbright Amici Prism 1.25"w/ Integral 2X Glasspath Corrector

    Baader Planetarium

    US$122.00
    45 ° an erecting prism AmiciIncluding 2x Glaswegkorrektor ™ (Glass Path Corrector) and 1¼ "barrelSuitable for all SC telescopes and refractorsOnly suitable for Baader Maxbright Binocular
    BAA-MAXAMICI (Baader #2956155)
    US$122.00
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    US$122.00
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  • Baader MPCC Mark III (Multi Purpose Coma Corrector) - 2" Baader MPCC Mark III (Multi Purpose Coma Corrector) - 2"
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    Baader MPCC Mark III (Multi Purpose Coma Corrector) - 2"

    Baader Planetarium

    US$217.00 - US$264.00
    Coma corrector for Newton telescopes, that reduces neither the focal length nor the image field of your telescope Large lenses for completely vignetting-free exposures up to f / 3.5. Maximum sharpness over the entire image field Phantom Coating™...
    US$217.00 - US$264.00
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    US$217.00 - US$264.00
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  • Baader RCC I Rowe Coma Corrector-1 Baader RCC I Rowe Coma Corrector-2
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    Baader RCC I Rowe Coma Corrector

    Baader Planetarium

    US$219.00
    The RCC I (Rowe Coma Corrector) is a Coma Corrector from Dave Rowe with Triplet Lense design for f/4 NewtonsThe RCC works from f/3.5 to f/6 - it is perfect on f/4Coma Corrector with backfocus 91,5mmreproduction scale is 1:1 - in contrast to many other...
    BAA-RCC-I (Baader #2956800)
    US$219.00
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    US$219.00
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  • Celestron Reducer - Corrector (94175) 1 Celestron Reducer - Corrector (94175) 2
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    Celestron Reducer - Corrector

    Celestron

    US$189.95
    Features 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 This clever accessory makes it possible to have a dual focal ratio instrument, without...
    CEL-94175
    US$189.95
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    US$189.95
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  • Celestron Reducer Lens .7x - EdgeHD 1100 (94241) 1 Celestron Reducer Lens .7x - EdgeHD 1100 (94241) 2
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    Celestron Reducer Lens .7x - EdgeHD 1100

    Celestron

    US$839.00
    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 the same brightness of object 5-element lens design Maintains similar flat-field performance as native...
    CEL-94241
    US$839.00
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    US$839.00
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