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  1. Lunt 60mm H-Alpha Etalon for Double-Stacking on the LS-60

    Lunt - 60mm H-Alpha Etalon for Double-Stacking on the LS-60

    Use the double-stack technique to reduce bandpass and get the best

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    Model#: LS60FHA
    $1,599.00

  2. Lunt 50mm Ha Etalon-Filter-System with B1200 Blocking Filter for 2" Focuser

    Lunt - 50mm Ha Etalon-Filter-System with B1200 Blocking Filter for 2" Focuser

    The new Lunt Solar Systems LS50 Hydrogen-Alpha Filter incorporates a unique design feature which decreases chances of decontaction (breakage) and increases solar filter thermal stability

    ...
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    Model#: LS50FHa2/B1200
    $1,646.00

  3. Custom Scientific UBVRI 50mm Unmounted Round Filter Set

    Custom Scientific - UBVRI 50mm Unmounted Round Filter Set

    Custom Scientific UBVRI filters have been used in institutions and observatories around the world such as Kitt Peak, Mauna Kea, and the CTIO/Chile.

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    FREE SHIPPING
    (48 States)
    Model#: CU-UBVRI50-SET
    $1,550.00

  4. Coronado - Retro fit module for SM60T

    Coronado - Retro fit module for SM60T

    Coronado Double Stacking Filters for SolarMax Telescopes feature a narrowband element front unit filter and a T-Max de-tuning device. The Double Stack Filter by Coronado is useful for your solarscope as it will give you a better view of an image ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: SM60TDB
    Save 10% Until September 11th!

    Regular Price: $1,790.00

    Special Price: $1,611.00

  5. Lunt - B3400 Blocking Filter in Straight Thru 2" Tube with T2 and 2" Connection

    Lunt - B3400 Blocking Filter in Straight Thru 2" Tube with T2 and 2" Connection

    The Lunt Solar Systems B3400 Blocking Filter is its own unique system unique located in ... Learn More
    Model#: B3400s2
    $1,798.00

  6. Optec - IFW Intelligent Filter Wheel LRGB Kit.

    Optec - IFW Intelligent Filter Wheel LRGB Kit.

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    FREE SHIPPING
    (48 States)
    Model#: IFW
    $1,600.00

  7. CFW-5-7

    FLI - 7 position Color Filter Wheel for ProLine (50mm square filters)

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    FREE SHIPPING
    (48 States)
    Model#: CFW-5-7
    $1,695.00

  8. Coronado - SolarMax 40 Ha Filter with BF15 and TMax Tuner

    Coronado - SolarMax 40 Ha Filter with BF15 and TMax Tuner

    40mm aperture narrowband Ha filter with TMax tuner and 15 mm blocking filter ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: SM40/15
    Save 10% Until September 11th!

    Regular Price: $1,725.00

    Special Price: $1,552.00

  9. Lunt - 50mm Ha Etalon-Filter-System with B1200 Blocking Filter for 1.25" Focuser

    Lunt - 50mm Ha Etalon-Filter-System with B1200 Blocking Filter for 1.25" Focuser

    The new Lunt Solar Systems LS50 Hydrogen-Alpha Filter incorporates a unique design feature which decreases chances of decontaction (breakage) and increases solar filter thermal stability

    ...
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    Model#: LS50FHa1/B1200
    $1,646.00

  10. Chroma filters

    Chroma Technology - 50mm x 50mm LRGB Filter and Ha/8-50 Set - Square

    Extremely durable coatings withstand humidity changes, extreme temperature fluxes and remain spectrally accurate in CWL and band pass adherence.

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    FREE SHIPPING
    (48 States)
    Model#: HaLRGB-50S
    $1,525.00

  11. Coronado - Retro fit module for SM60P

    Coronado - Retro fit module for SM60P

    Fully integrated Ha telescope 60mm aperture ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: SM60DB
    Save 10% Until September 11th!

    Regular Price: $1,790.00

    Special Price: $1,611.00

  12. FW-STX

    SBIG - FW5-STX Filter Wheel for 65mm Square Filters

    Filter wheel for STX series cameras, 5-position 65mm square filters. Allows for internal guiding while shooting through LRGB filters.

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    FREE SHIPPING
    (48 States)
    Model#: FW5-STX
    $1,795.00

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