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Filter Wheel Filters

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  1. Optec - #23A Light Red, mounted in 48mm threaded cell.

    Optec - #23A Light Red, mounted in 48mm threaded cell.

    #23A Light Red - Blocks blue and green light completely. Passes light longer than 600nm ... Learn More
    Model#: 17435
    $45.00

  2. Optec - #29 Deep Red, 50mm diam x 2mm thick

    Optec - #29 Deep Red, 50mm diam x 2mm thick

    Passes light longer that 610 nm. This filter is ... Learn More
    Model#: o17237
    $30.00

  3. 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

  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 - #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

  6. 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

  7. 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

  8. Optec - Clear window, 2.0±0.4mm thick.
  9. 17229

    Optec - Violet rejection filter, 50mm diam x 2mm thick.

    Most refractor optics including apochromatic telescopes are not ... Learn More
    Model#: 17229
    $30.00

  10. Optec - H-band filter, 1.65um CW, .30um BW for SSP-4 infrared photometer.

    Optec - H-band filter, 1.65um CW, .30um BW for SSP-4 infrared photometer.

    Optec - H-band filter ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: 17138
    $325.00

  11. Optec - J-band filter, 1.25um CW, .28um BW for SSP-4 infrared photometer.

    Optec - J-band filter, 1.25um CW, .28um BW for SSP-4 infrared photometer.

    Optec - J-band filter ... Learn More
    FREE SHIPPING
    (48 States)
    Model#: 17137
    $325.00

  12. Optec - Hb narrow and wide band filter set with R6358 or R6350 PMT

    Optec - Hb narrow and wide band filter set with R6358 or R6350 PMT

    Set of two interference filters used to study the strength of Hß absorption at 4861Å. The narrow band filter has a halfwidth (FWHM) of 3 nm and the wide band filter has a halfwidth of 15 nm ... Learn More
    Model#: 17049
    $179.00

  13. Optec - Stromgren y (yellow) filter for SSP-5 with R6358 or R6350 PMT

    Optec - Stromgren y (yellow) filter for SSP-5 with R6358 or R6350 PMT

    Optec - Stromgren y (yellow) filter ... Learn More
    Model#: 17048
    $99.00

  14. Optec - Stromgren b (blue) filter for SSP-5 with R6358 or R6350 PMT

    Optec - Stromgren b (blue) filter for SSP-5 with R6358 or R6350 PMT

    Optec - Stromgren b (blue) filter ... Learn More
    Model#: 17047
    $99.00

  15. Optec - #58 Light Green, 50mm diam x 2mm thick

    Optec - #58 Light Green, 50mm diam x 2mm thick

    an inexpensive way to get the sharpest image from most telescope systems. ... Learn More
    Model#: 17238
    $30.00

  16. Optec - #80A Medium Blue, 50mm diam x 2mm thick

    Optec - #80A Medium Blue, 50mm diam x 2mm thick

    Low transmission in the blue and very transparent in ... Learn More
    Model#: 17239
    $30.00

  17. Optec - ND 0.6 (25% T), Neutral Density 25% transmission, 2.0±0.4mm thick.
  18. Optec - #21 Orange, mounted in 48mm threaded cell.

    Optec - #21 Orange, mounted in 48mm threaded cell.

    #21 Orange - Blocks blue completely and some green light. Passes light longer than 560 nm ... Learn More
    Model#: 17433
    $45.00

  19. Optec - Premium UV blocking filter with 435nm cutoff, mounted in 48mm threaded cell.

    Optec - Premium UV blocking filter with 435nm cutoff, mounted in 48mm threaded cell.

    Premium UV/Violet Block - Optec acquired a limited number of Schott glass filters made from GG-435 glass. Similar to #17431 but of higher optical quality ... Learn More
    Model#: 17432
    $45.00

  20. Optec - #8 Pale Yellow, mounted in 48mm threaded cell.

    Optec - #8 Pale Yellow, mounted in 48mm threaded cell.

    #8 Pale Yellow - Does a better job blocking the violet and UV at the expense of some blue. Recommended for monchromatic use when the most energy flux is to be passed ... Learn More
    Model#: 17431
    $45.00

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