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  1. IDAS Hutech 52mm UV/IR Blocking Filter

    IDAS - Hutech - 52mm UV/IR Blocking Filter

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    Model#: UIBAR-52
    $179.00

  2. IDAS - Hutech - 48mm (for 2") UV/IR Blocking Filter

    IDAS - Hutech - 48mm (for 2") UV/IR Blocking Filter

    "A chain is only as good as its weakest link." This well-known truth applies to many "chains", including the optical chain, which includes a telescope, eyepiece, and filter.

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    Model#: UIBAR-48
    $179.00

  3. IDAS Hutech 28.6mm (for 1.25") UB/IR Blocking Filter
  4. IDAS - Hutech - AP Filter Holder with 72mm LPS Filter

    IDAS - Hutech - AP Filter Holder with 72mm LPS Filter

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    FREE SHIPPING
    (48 States)
    Model#: LPS-P2-72AP
    $365.00

  5. IDAS - Hutech - SCT Filter adapter with 48mm LPS Filter

    IDAS - Hutech - SCT Filter adapter with 48mm LPS Filter

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    FREE SHIPPING
    (48 States)
    Model#: LPS-P2-48SCT
    $265.00

  6. IDAS - Hutech - 82mm LPS Filter

    IDAS - Hutech - 82mm LPS Filter

    Light pollution suppression (LPS) filters are designed to suppress the common emission lines generated by artificial lighting, yet allow the important nebula emission lines to pass, thus enhancing the contrast of astronomical objects, particularly emission nebulae.

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    FREE SHIPPING
    (48 States)
    Model#: LPS-P2-82
    $369.00

  7. IDAS - Hutech - 72mm LPS Filter

    IDAS - Hutech - 72mm LPS Filter

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    FREE SHIPPING
    (48 States)
    Model#: LPS-P2-72
    $299.00

  8. IDAS - Hutech - 52mm LPS Filter

    IDAS - Hutech - 52mm LPS Filter

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    Model#: LPS-P2-52
    $189.00

  9. IDAS - Hutech - 48mm (2" eyepiece) LPS Filter

    IDAS - Hutech - 48mm (2" eyepiece) LPS Filter

    48mm (2'"' eyepiece) LPS filter

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    Model#: LPS-P2-48
    $189.00

  10. IDAS - Hutech - 28.6mm (1-0.25" eyepiece) LPS filter (formerly part #LPS-P31.7)

    IDAS - Hutech - 28.6mm (1-0.25" eyepiece) LPS filter (formerly part #LPS-P31.7)

    Light pollution suppression (LPS) filters are designed to suppress the common emission lines generated by artificial lighting, yet allow the important nebula emission lines to pass, thus enhancing the contrast of astronomical objects, particularly emission nebulae.

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    Model#: LPS-P2-28.6
    $179.00

  11. IDAS - Hutech - 1.25" Jupiter and Saturn Methane Filter

    IDAS - Hutech - 1.25" Jupiter and Saturn Methane Filter

    This filter is used to image Jupiter and Saturn. The bandpass enhances contrast in the methane band.

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    FREE SHIPPING
    (48 States)
    Model#: BPF
    $395.00

  12. Astrodon - Photometric Sloan - 50mm Unmounted Gen2 g' Edge Blackened Square Filter

    Astrodon - Photometric Sloan - 50mm Unmounted Gen2 g' Edge Blackened Square Filter

    NEW!  Astrodon introduces Generation 2 Sloan filters based upon ongoing input from research organizations.  The changes include

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    FREE SHIPPING
    (48 States)
    Model#: g'2-50S
    $440.00

  13. Baader Planetarium - 50.8mm Round LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

    Baader Planetarium - 50.8mm Round LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

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    FREE SHIPPING
    (48 States)
    Model#: FLRGBC-RD50
    $749.00

  14. Baader Planetarium - 50.8mm Round LRGB Filters - UV/IR Cut L-Filter

    Baader Planetarium - 50.8mm Round LRGB Filters - UV/IR Cut L-Filter

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    FREE SHIPPING
    (48 States)
    Model#: FLRGB-RD50
    $690.00

  15. Baader Planetaruim - 36mm Round LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

    Baader Planetaruim - 36mm Round LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

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    FREE SHIPPING
    (48 States)
    Model#: FLRGBC-RD36
    $442.00

  16. Baader Planetarium - 36mm Round LRGB Filters - UV/IR Cut L-Filter

    Baader Planetarium - 36mm Round LRGB Filters - UV/IR Cut L-Filter

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    FREE SHIPPING
    (48 States)
    Model#: FLRGB-RD36
    $419.00

  17. Baader Planetarium - 2" LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

    Baader Planetarium - 2" LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

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    FREE SHIPPING
    (48 States)
    Model#: FLRGBC-2
    $619.00

  18. Baader Planetarium - 2" LRGB Filters - UV/IR Cut L-Filter

    Baader Planetarium - 2" LRGB Filters - UV/IR Cut L-Filter

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    FREE SHIPPING
    (48 States)
    Model#: FLRGB-2
    $567.00

  19. Baader Planetarium - 1.25" LRGBC Filters UV/IR Cut L-Filter and Clear Filter

    Baader Planetarium - 1.25" LRGBC Filters - UV/IR Cut L-Filter and Clear Filter

    Baader 1.25" RGB Filter Set with UV/IR Cut L-Filter and Clear Focusing Filter (Optically Polished) - Set of 5 filters.

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    FREE SHIPPING
    (48 States)
    Model#: FLRGBC-1
    $415.00

  20. Baader Planetarium - 1.25" LRGB Filters - UV/IR Cut L-Filter

    Baader Planetarium - 1.25" LRGB Filters - UV/IR Cut L-Filter

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    FREE SHIPPING
    (48 States)
    Model#: FLRGB-1
    $359.00

Items 61 to 80 of 907 total

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