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  1. Baader Planetium f/2 Highspeed-Filter Set 2", consisting of H-α, O-III, S-II

    Baader Planetium - f/2 Highspeed-Filter Set 2", consisting of H-α, O-III, S-II

    Baader’s new ‘High Speed’ Narrowband CCD Filters come in both 1.25” and 2” diameter mounted sizes, in H-alpha, O-III, and S-II, but with an extra twist when compared to their normal filters.

    ...
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    FREE SHIPPING
    (48 States)
    Model#: FHSS-2
    $984.00

  2. Lumicon - 2"  Ultra High Contrast Filter

    Lumicon - 2" Ultra High Contrast Filter

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    (48 States)
    Model#: LF3030

    Regular Price: $336.00

    Special Price: $239.95

  3. Lumicon - 2" Deep Sky Filter

    Lumicon - 2" Deep Sky Filter

    The best all-purpose nebula filter on the market today.

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    (48 States)
    Model#: LF3015
    $239.95

  4. Lumicon - Filter Variable Polarizer 2"

    Lumicon - Filter Variable Polarizer 2"

    The LF2115, 2" Variable Polarizing Filter, is the all-phase lunar filter for large telescopes. Transmittance is continuously variable from about 5% to 35%. Fits 2" eyepieces.

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    Model#: LF2115

    Regular Price: $62.95

    Special Price: $49.95

  5. Lumicon - Filter Single Polarizer 2"

    Lumicon - Filter Single Polarizer 2"

    The LF2110, 2" Polarizing Filter, is the best all-purpose lunar and planetary filter. Cuts glare and increases contrast on the moon and planets ... Learn More
    Model#: LF2110

    Regular Price: $51.00

    Special Price: $47.95

  6. Lumicon - Filter Neutral Density 50 2"

    Lumicon - Filter Neutral Density 50 2"

    The LF2090, 2" Neutral Density 50 Filter (ND50), transmits 50% of all incident light, while blocking 50%

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    Model#: LF2090
    $35.95

  7. Lumicon - Filter Neutral Density 25 2"

    Lumicon - Filter Neutral Density 25 2"

    The LF2085, 2" Neutral Density 25 Filter (ND25), transmits 25% of all incident light, while blocking 75%. For lunar and planetary observing with 5" (125mm) and larger telescopes.

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    Model#: LF2085

    Regular Price: $46.00

    Special Price: $35.95

  8. Lumicon - Filter Neutral Density 13 2"

    Lumicon - Filter Neutral Density 13 2"

    The LF2080, 2" Neutral Density 13 (ND13), transmits 13% of all incident light, while blocking 87%.

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    Model#: LF2080

    Regular Price: $46.00

    Special Price: $35.95

  9. Lumicon - Filter # 82A Light Blue 2"

    Lumicon - Filter # 82A Light Blue 2"

    Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.

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    Model#: LF2075
    $35.95

  10. Lumicon - Filter # 80A Blue 2"

    Lumicon - Filter # 80A Blue 2"

    Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.

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    Model#: LF2070
    $35.95

  11. Lumicon - Filter # 58 Dark Green 2"

    Lumicon - Filter # 58 Dark Green 2"

    Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings

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    Model#: LF2065
    $35.95

  12. Lumicon - Filter # 56 Green 2"

    Lumicon - Filter # 56 Green 2"

    Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.

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    Model#: LF2060
    $35.95

  13. Lumicon - Filter # 47 Violet 2"

    Lumicon - Filter # 47 Violet 2"

    Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.

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    Model#: LF2055
    $35.95

  14. Lumicon - Filter # 38A Dark Blue 2"

    Lumicon - Filter # 38A Dark Blue 2"

    Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.

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    Model#: LF2050
    $35.95

  15. Lumicon - Filter # 8 Light Yellow 2"

    Lumicon - Filter # 8 Light Yellow 2"

    Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail.

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    Model#: LF2010
    $35.95

  16. Lumicon - Filter # 11 Yellow-Green 2"

    Lumicon - Filter # 11 Yellow-Green 2"

    Each filter is individually precision ground and highly polished with ultra-high light transmittance coatings on both sides for ultimate contrast on lunar and planetary detail

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    Model#: LF2015
    $35.95

  17. TeleVue - UHC Bandmate Filter 2 "

    TeleVue - UHC Bandmate Filter 2 "

    All Tele Vue filters are individually inspected for cosmetic and optical properties, as well as being serialized.The NebuStar Filter is a great general purpose filter for all nebulae observation ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: BFH-0200
    5% off

    Regular Price: $315.00

    Special Price: $299.95

  18. Baader Planetarium f/2 Highspeed-Filter S-II 2" (with LPFC)

    Baader Planetarium - f/2 Highspeed-Filter S-II 2" (with LPFC)

    Baader’s new ‘High Speed’ Narrowband CCD Filters come in both 1.25” and 2” diameter mounted sizes, in H-alpha, O-III, and S-II, but with an extra twist when compared to their normal filters.

    ...
    Learn More
    FREE SHIPPING
    (48 States)
    Model#: FSIIHS-2
    $352.00

  19. Baader Planetarium Narrowband Enforced 3.5nm H-Alpha Filter, 2" (with LPFC)

    Baader Planetarium - Narrowband Enforced 3.5nm H-Alpha Filter, 2" (with LPFC)

    Open up the extremely narrow 3.5nm H-alpha world.  This enforced contrast results in even fainter stars, and providing more signal of the faintest nebulae detail.

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    FREE SHIPPING
    (48 States)
    Model#: FHALNE-2
    $537.00

  20. Farpoint - Romor 48mm UV Filter

    Farpoint - Romor 48mm UV Filter

    Romor 48mm threaded UV filter. Threads fit 2" eyepiece end forming a dust cap. ... Learn More
    Model#: FP502
    $6.80

Items 1 to 20 of 63 total

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