50mm Filters

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  1. Baader - UV / IR Cut / L-Filter 50x50mm (3mm glass thickness) Square

    $219.00
    SKU: BAA-FUVIR-SQ50

    Ships in 3-5 Days

    Baader Planetarium has introduced the world's finest UV/IR cut filter. This filter is a must for all digital imaging with Digital Cameras, CCD Cameras, and modified WebCams
    FREE SHIPPING(48 States)
  2. Baader - UV / IR Cut / L-Filter 50.4mm (3mm glass thickness) Round

    $156.00
    SKU: BAA-FUVIR-RD50

    Ships in 3-5 Days

    Baader Planetarium has introduced the world's finest UV/IR cut filter. This filter is a must for all digital imaging with Digital Cameras, CCD Cameras, and modified WebCams
  3. Optec - #8 Pale Yellow, 50mm diam. x 2mm thick.

    $30.00
    SKU: 17231

    Ships in 3-5 Days

    Does a better job blocking the violet and UV at the expense of
  4. Optec - #12 Yellow, 50mm diam x 2mm thick

    $30.00
    SKU: 17232

    Ships in 3-5 Days

    Optec - #12 Yellow Wratten filter 50mm x2mm
  5. Optec - #21 Orange, 50mm diam x 2mm thick

    $30.00
    SKU: 17233

    Ships in 3-5 Days

    Optec - #21 Orange, 50mm diam x 2mm thick ;Blocks blue completely and
  6. Optec - #23A Light Red, 50mm diam x 2mm thick

    $30.00
    SKU: o17235

    Ships in 3-5 Days

    Blocks blue and green light completely, passes light longer than
  7. Optec - #47B Blue, 50mm diam x 2mm thick

    $30.00
    SKU: 17236

    Ships in 3-5 Days

    This filter is used for RGB imaging to pass the blue band
  8. Optec - #29 Deep Red, mounted in 48mm threaded cell.

    $45.00
    SKU: 17437

    Ships in 3-5 Days

    #29 Deep Red - Passes light longer that 610 nm. This filter is a little more effective than the #23A in dakening the sky
  9. Astrodon - Photometric Sloan - 50mm Unmounted Gen2 g' Edge Blackened Filter

    $400.00
    SKU: ADO-G2-50R

    Ships in 3-5 Days

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

    FREE SHIPPING(48 States)
  10. Astrodon - Photometric Sloan - 50mm Unmounted Gen2 r' Edge Blackened Filter

    $400.00
    SKU: ADO-R2-50R

    In stock

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

    FREE SHIPPING(48 States)
  11. Astrodon - Photometric Sloan - 50mm Unmounted Gen2 i' Edge Blackened Filter

    $400.00
    SKU: ADO-I2-50R

    In stock

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

    FREE SHIPPING(48 States)
  12. Astrodon - Photometric Sloan - 50mm Unmounted Gen2 z' Edge Blackened Filter

    $400.00
    SKU: ADO-Z2-50R

    In stock

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

    FREE SHIPPING(48 States)
  13. Astrodon - Photometric Sloan - 50mm Unmounted Gen2 g' Edge Blackened Square Filter

    $440.00
    SKU: ADO-G2-50S

    Ships in 3-5 Days

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

    FREE SHIPPING(48 States)
  14. Astrodon - Photometric UVBRIc - Johnson-Cousins 50mm Unmounted Rc Edge Blackened Filter

    $400.00
    SKU: ADO-RC-50R

    Ships in 3-5 Days

    Astrodon Photometrics - UVBRI filters have been the standard for photometric measurements for decades.

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  15. Chroma Technology - Luminance 50mm Diameter Filter - Unmounted

    $230.00
    SKU: CHR-LUM-50

    Ships in 3-5 Days

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

    FREE SHIPPING(48 States)
  16. Chroma Technology - Red 50mm Diameter Filter - Unmounted

    $230.00
    SKU: CHR-RED-50

    Ships in 3-5 Days

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

    FREE SHIPPING(48 States)
  17. Chroma Technology - Green 50mm Diameter Filter - Unmounted

    $230.00
    SKU: CHR-GREEN-50

    Ships in 3-5 Days

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

    FREE SHIPPING(48 States)
  18. Chroma Technology - Blue 50mm Diameter Filter - Unmounted

    $230.00
    SKU: CHR-BLUE-50

    Ships in 3-5 Days

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

    FREE SHIPPING(48 States)
  19. Chroma Technology - Blue 50mm x 50mm Diameter Filter - Square

    $285.00
    SKU: CHR-BLUE-50S

    Ships in 3-5 Days

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

    FREE SHIPPING(48 States)
  20. Chroma Technology - Red 50mm x 50mm Diameter Filter - Square

    $285.00
    SKU: CHR-RED-50S

    Ships in 3-5 Days

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

    FREE SHIPPING(48 States)
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