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Canada's top-tier Telescopes & Accessories

Narrow Band & UV/IR Pass Filters


75 products

  1. 1 in stock
    HU-HEUIBII-48

    IDAS H-alpha enhanced UV/IR blocking filter 48mm [HU-HEUIBII-48]

    $169.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  2. 1 in stock
    HU-HEUIBII-EOS

    IDAS H-alpha enhanced UV/IR Blocking Filter for Canon APS-C frame camera [HU-HEUIBII-EOS]

    $199.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  3. BA-FHSS-1

    Baader f/2 Highspeed-Filter Set 1 ¼", consisting of H-α, O-III, S-II [BA-FHSS-1]

    $649.00 USD

    Availability: usually ships within 10-14 days
  4. BA-FHAL-1

    H-Alpha 35nm CCD Filter, 1.25" (with LPFC) [BA-FHAL-1]

    $109.00 USD

    Availability: usually ships within 10-14 days
  5. BA-FHAL-2

    H-Alpha 35nm CCD Filter, 2" (with LPFC) [BA-FHAL-2]

    $199.00 USD

    Availability: usually ships within 10-14 days
  6. BA-FHAL-RD50

    H-Alpha 35nm CCD Filter, 50.4 x 3mm Round [BA-FHAL-RD50]

    $214.00 USD

    Availability: usually ships within 10-14 days
  7. BA-FHAL-SQ50

    H-Alpha 35nm CCD Filter, 50x50 x 3mm Square [BA-FHAL-SQ50]

    $264.00 USD

    Availability: usually ships within 10-14 days
  8. 1 in stock
    BA-FHALN-1

    Narrowband H-Alpha Filter 7nm, 1.25" (with LPFC) [BA-FHALN-1]

    $199.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  9. BA-FHALNU-1

    Baader Ultra-Narrowband 3.5nm H-alpha CCD-Filter 1¼", LPFC-mounted [BA-FHALNU-1]

    $297.00 USD

    Availability: usually ships within 10-14 days
  10. BA-FHALNU-2

    Baader Ultra-Narrowband 3.5nm H-alpha CCD-Filter 2", LPFC-mounted Copy [BA-FHALNU-2]

    $459.00 USD

    Availability: usually ships within 10-14 days
  11. BA-FHALNU-RD31

    Baader Ultra-Narrowband 3.5nm H-alpha CCD-Filter Ø 31mm, LPFC-mounted [BA-FHALNU-RD31]

    $336.00 USD

    Availability: usually ships within 10-14 days
  12. BA-FHALNU-RD36

    Baader Ultra-Narrowband 3.5nm H-alpha CCD-Filter Ø 36mm, LPFC-mounted [BA-FHALNU-RD36]

    $386.00 USD

    Availability: usually ships within 10-14 days
  13. BA-FHALNU-RD50

    Baader Ultra-Narrowband 3.5nm H-alpha CCD-Filter Ø 50,4mm round [BA-FHALNU-RD50]

    $529.00 USD

    Availability: usually ships within 10-14 days
  14. BA-FHALNU-SQ50

    Baader Ultra-Narrowband 3.5nm H-alpha CCD-Filter 50x50mm square [BA-FHALNU-SQ50]

    $599.00 USD

    Availability: usually ships within 10-14 days
  15. BA-FHALNU-SQ65

    Baader Ultra-Narrowband 3.5nm H-alpha CCD-Filter 65x65mm square [BA-FHALNU-SQ65]

    $759.00 USD

    Availability: usually ships within 10-14 days
  16. 1 in stock
    BA-FHALN-2

    Narrowband H-Alpha Filter 7nm, 2" (with LPFC) [BA-FHALN-2]

    $309.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  17. 1 in stock
    BA-FHALN-RD36

    Narrowband H-Alpha Filter 7nm, 36 x 2mm Round (without Cell) [BA-FHALN-RD36]

    $195.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  18. 1 in stock
    BA-FHALN-RD50

    Narrowband H-Alpha Filter 7nm, 50.4 x 3mm Round (without Cell) [BA-FHALN-RD50]

    $354.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  19. BA-FHALN-SQ50

    Narrowband H-Alpha Filter 7nm, 50x50x3mm Square (without Cell) [BA-FHALN-SQ50]

    $419.00 USD

    Availability: usually ships within 10-14 days
  20. BA-FHALN-SQ65

    Narrowband H-Alpha Filter 7nm, 65x65x3mm Square (without Cell) [BA-FHALN-SQ65]

    $523.00 USD

    Availability: usually ships within 10-14 days
  21. BA-FHALNE-2

    Baader Narrowband Enforced 3.5nm H-Alpha Filter, 2" (with LPFC) [BA-FHALNE-2]

    $537.00 USD

    Availability: usually ships within 10-14 days
  22. BA-FHALNE-RD50

    Baader Narrowband Enforced 3.5nm H-Alpha Filter, 50.4mm Round [BA-FHALNE-RD50]

    $582.00 USD

    Availability: usually ships within 10-14 days
  23. BA-FHALNE-SQ50

    Baader Narrowband Enforced 3.5nm H-Alpha Filter, 50x50 Square [BA-FHALNE-SQ50]

    $640.00 USD

    Availability: usually ships within 10-14 days
  24. BA-FHALHS-1

    Baader f/2 Highspeed-Filter H-Alpha 1 ¼" (with LPFC) [BA-FHALHS-1]

    $257.00 USD

    Availability: usually ships within 10-14 days
  25. BA-FHALHS-2

    Baader f/2 Highspeed-Filter H-Alpha 2" (with LPFC) [BA-FHALHS-2]

    $389.00 USD

    Availability: usually ships within 10-14 days
  26. BA-FOIIINU-2

    Baader Ultra-Narrowband 4.5nm O-III CCD-Filter 2", (with LPFC) [BA-FOIIINU-2]

    $419.00 USD

    Availability: usually ships within 10-14 days
  27. BA-FOIIIN-2

    Narrowband O-III (8.5nm) CCD-Filter, 2" (with LPFC) [BA-FOIIIN-2]

    $227.00 USD

    Availability: usually ships within 10-14 days
  28. BA-FOIIINU-1

    Baader Ultra-Narrowband 4.5nm O-III CCD-Filter 1¼", (with LPFC) [BA-FOIIINU-1]

    $274.00 USD

    Availability: usually ships within 10-14 days
  29. BA-FOIIINU-RD31

    Baader Ultra-Narrowband 4.5nm O-III CCD-Filter 31mm, [BA-FOIIINU-RD31]

    $309.00 USD

    Availability: usually ships within 10-14 days
  30. BA-FOIIINU-RD36

    Baader Ultra-Narrowband 4.5nm O-III CCD-Filter 36mm [BA-FOIIINU-RD36]

    $349.00 USD

    Availability: usually ships within 10-14 days
  31. BA-FOIIINU-RD50

    Baader Ultra-Narrowband 4.5nm O III CCD-Filter 50,4mm (3mm glass thickness) Round [BA-FOIIINU-RD50]

    $479.00 USD

    Availability: usually ships within 10-14 days
  32. BA-FOIIINU-SQ50

    Baader Ultra-Narrowband 4.5nm O III CCD-Filter 50,4mm (3mm glass thickness) Square [BA-FOIIINU-SQ50]

    $567.00 USD

    Availability: usually ships within 10-14 days
  33. BA-FOIIINU-SQ65

    Baader Ultra-Narrowband 4.5nm O III CCD-Filter 65mm(3mm glass thickness) Square [BA-FOIIINU-SQ65]

    $689.00 USD

    Availability: usually ships within 10-14 days
  34. 1 in stock
    BA-FOIIIN-RD36

    Narrowband O-III (8.5nm) CCD-Filter, 36 x 2mm Round (without Cell) [BA-FOIIIN-RD36]

    $182.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  35. 1 in stock
    BA-FOIIIN-RD50

    Narrowband O-III (8.5nm) CCD-Filter, 50.4 x 3mm Round (without Cell) [BA-FOIIIN-RD50]

    $292.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  36. BA-FOIIIN-SQ50

    Narrowband O-III (8.5nm) CCD-Filter, 50x50x3mm Square (without Cell) [BA-FOIIIN-SQ50]

    $374.00 USD

    Availability: usually ships within 10-14 days
  37. BA-FOIIIN-SQ65

    Narrowband O-III (8.5nm) CCD-Filter, 65x65x3mm Square (without Cell) [BA-FOIIIN-SQ65]

    $492.00 USD

    Availability: usually ships within 10-14 days
  38. BA-FOIIIHS-1

    Baader f/2 Highspeed-Filter O-III 1 ¼" (with LPFC) [BA-FOIIIHS-1]

    $213.00 USD

    Availability: usually ships within 10-14 days
  39. BA-FOIIIHS-2

    Baader f/2 Highspeed-Filter O-III 2" (with LPFC) [BA-FOIIIHS-2]

    $329.00 USD

    Availability: usually ships within 10-14 days
  40. BA-FHSS-2

    Baader f/2 Highspeed-Filter Set 2", consisting of H-α, O-III, S-II [BA-FHSS-2]

    $984.00 USD

    Availability: usually ships within 10-14 days
  41. BA-FIRP-1

    IR-Pass Filter (685nm), 1.25" (with LPFC) [BA-FIRP-1]

    $89.00 USD

    Availability: usually ships within 10-14 days
  42. BA-FIRP-2

    IR-Pass Filter (685nm), 2" (with LPFC) [BA-FIRP-2]

    $144.00 USD

    Availability: usually ships within 10-14 days
  43. BA-FMTH-1

    Baader Methane Filter 1.25" (889nm, 8nm) [BA-FMTH-1]

    $267.00 USD

    Availability: usually ships within 10-14 days
  44. BA-FHBN-1

    Narrowband H-Beta Filter 8.5nm, 1.25" (with LPFC) [BA-FHBN-1]

    $132.00 USD

    Availability: usually ships within 10-14 days
  45. BA-FHBN-2

    Narrowband H-Beta Filter 8.5nm, 2" (with LPFC) [BA-FHBN-2]

    $219.00 USD

    Availability: usually ships within 10-14 days
  46. BA-FHBN-RD50

    Narrowband H-Beta Filter 8.5nm, 50.4 x 3mm Round (without Cell) [BA-FHBN-RD50]

    $259.00 USD

    Availability: usually ships within 10-14 days
  47. BA-FHBN-SQ50

    Narrowband H-Beta Filter 8.5nm, 50x50x3mm Square (without Cell) [BA-FHBN-SQ50]

    $399.00 USD

    Availability: usually ships within 10-14 days
  48. BA-FSIIN-1

    Narrowband S-II (8nm) CCD-Filter, 1.25" (with LPFC) [BA-FSIIN-1]

    $149.00 USD

    Availability: usually ships within 10-14 days
  49. BA-FSIINU-1

    Baader Ultra-Narrowband 4.5nm SII CCD-Filter 1¼", LPFC-mounted [BA-FSIINU-1]

    $274.00 USD

    Availability: usually ships within 10-14 days
  50. BA-FSIINU-2

    Baader Ultra-Narrowband 4.5nm SII CCD-Filter 2", LPFC-mounted [BA-FSIINU-2]

    $419.00 USD

    Availability: usually ships within 10-14 days
  51. BA-FSIINU-RD31

    Baader Ultra-Narrowband 4.5nm S II CCD-Filter Ø 31 mm [BA-FSIINU-RD31]

    $309.00 USD

    Availability: usually ships within 10-14 days
  52. BA-FSIINU-RD36

    Baader Ultra-Narrowband 4.5nm S II CCD-Filter Ø 36 mm [BA-FSIINU-RD36]

    $349.00 USD

    Availability: usually ships within 10-14 days
  53. BA-FSIINU-RD50

    Baader Ultra-Narrowband 4.5nm S II CCD-Filter Ø 50,4mm (3mm glass thickness) Round [BA-FSIINU-RD50]

    $479.00 USD

    Availability: usually ships within 10-14 days
  54. BA-FSIINU-SQ50

    Baader Ultra-Narrowband 4.5nm S II CCD-Filter 50x50 mm (3mm glass thickness) Square [BA-FSIINU-SQ50]

    $567.00 USD

    Availability: usually ships within 10-14 days
  55. BA-FSIINU-SQ65

    Baader Ultra-Narrowband 4.5nm S II CCD-Filter 65x65 mm (3mm glass thickness) Square [BA-FSIINU-SQ65]

    $689.00 USD

    Availability: usually ships within 10-14 days
  56. BA-FSIIN-2

    Narrowband S-II (8nm) CCD-Filter, 2" (with LPFC) [BA-FSIIN-2]

    $234.00 USD

    Availability: usually ships within 10-14 days
  57. 1 in stock
    BA-FSIIN-RD36

    Narrowband S-II (8nm) CCD-Filter, 36 x 2mm Round (without Cell) [BA-FSIIN-RD36]

    $188.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  58. 1 in stock
    BA-FSIIN-RD50

    Narrowband S-II (8nm) CCD-Filter, 50.4 x 3mm Round (without Cell) [BA-FSIIN-RD50]

    $299.00 USD

    IN STOCK, usually ships within 48h or less directly from our Canadian warehouse
  59. BA-FSIIN-SQ50

    Narrowband S-II (8nm) CCD-Filter, 50x50x3mm Square (without Cell) [BA-FSIIN-SQ50]

    $360.00 USD

    Availability: usually ships within 10-14 days
  60. BA-FSIIN-SQ65

    Narrowband S-II (8nm) CCD-Filter, 65x65x3mm Square (without Cell) [BA-FSIIN-SQ65]

    $479.00 USD

    Availability: usually ships within 10-14 days
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