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Items 21 to 40 of 287 total

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  1. Lumicon - Filter Neutral Density 50 1.25"

    Lumicon - Filter Neutral Density 50 1.25"

    The LF1090, 1.25" Neutral Density 50 Filter (ND50), transmits 50% of all incident light, while blocking 50%.

    ...
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    Model#: LF1090

    Regular Price: $30.00

    Special Price: $23.95

  2. Lumicon - Filter # 21 Orange 1.25"

    Lumicon - Filter # 21 Orange 1.25"

    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. Double stacking filters may also improve lunar imaging ... Learn More
    Model#: LF1030
    $23.95

  3. Lumicon - Filter # 47 Violet 1.25"

    Lumicon - Filter # 47 Violet 1.25"

    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. Double stacking filters may also improve lunar imaging ... Learn More
    Model#: LF1055
    $23.95

  4. Optec - #23A Light Red,  50mm diam x 2mm thick

    Optec - #23A Light Red, 50mm diam x 2mm thick

    Blocks blue and green light completely, passes light longer than ... Learn More
    Model#: o17235
    $30.00

  5. Optec - #12 Yellow, 50mm diam x 2mm thick

    Optec - #12 Yellow, 50mm diam x 2mm thick

    Optec - #12 Yellow Wratten filter 50mm x2mm ... Learn More
    Model#: 17232
    $30.00

  6. Optec - #47B Blue, 50mm diam x 2mm thick

    Optec - #47B Blue, 50mm diam x 2mm thick

    This filter is used for RGB imaging to pass the blue band ... Learn More
    Model#: 17236
    $30.00

  7. Optec - #21 Orange, 50mm diam x 2mm thick

    Optec - #21 Orange, 50mm diam x 2mm thick

    Optec - #21 Orange, 50mm diam x 2mm thick ;Blocks blue completely and ... Learn More
    Model#: 17233
    $30.00

  8. Optec - #8 Pale Yellow, 50mm diam. x 2mm thick.

    Optec - #8 Pale Yellow, 50mm diam. x 2mm thick.

    Does a better job blocking the violet and UV at the expense of ... Learn More
    Model#: 17231
    $30.00

  9. Celestron - Eyepiece Filter Set 4 - 1-1.25" (#8,15,47,82A)

    Celestron - Eyepiece Filter Set 4 - 1-1.25" (#8,15,47,82A)

    Kit includes: #8, #47, #82A, ND-13 filtersCelestron color filters are mounted in black anodized aluminum cells with the Kodak Wratten Series Number individually engraved, and come available in 4 assorted kits packed in plastic cases.

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    Model#: 94119-40

    Regular Price: $49.95

    Special Price: $31.95

  10. Lumicon - Filter # 29 Dark Red 2"

    Lumicon - Filter # 29 Dark Red 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#: LF2045
    $35.95

  11. 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

  12. Lumicon - Filter Single Polarizer 1.25"

    Lumicon - Filter Single Polarizer 1.25"

    The LF1110, 1.25" Polarizing Filter, is the best all-purpose lunar and planetary filter.

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    Model#: LF1110

    Regular Price: $38.00

    Special Price: $35.95

  13. 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

  14. Lumicon - Filter # 23A Light Red 2"

    Lumicon - Filter # 23A Light Red 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. Double stacking filters may also improve lunar imaging

    ...
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    Model#: LF2035
    $35.95

  15. 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

  16. 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

  17. Lumicon - Filter # 15 Dark Yellow 2"

    Lumicon - Filter # 15 Dark 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#: LF2025
    $35.95

  18. 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

  19. 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

  20. 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

Items 21 to 40 of 287 total

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