Photographic filters

Photographic filters
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The Altair Astro Planet-Killer 685nm Premium IR Pass Filter is designed to deliver sharper lunar and planetary images with Monochrome CCD or CMOS cameras. 
59.00 €
Delivery date : 1-2 days
This filter transmits only the H and Oiii light from emission nebulae, with almost total suppression of unwanted light....
569.00 €
Delivery date : 1-2 weeks

The Altair 395nm NUV filter selectively passes light of the two main Calcium wavelengths emitted by the sun: CA-K line at 393.37nm, and the CA-H line at 396.85nm.

189.00 €
Delivery date : 3-4 days
Altair Quad-Band 2" Filter for OSC CMOS, CCD and Modified or Unmodded DSLR cameras.

This is the new QuadBand V2 Coating technology which includes:

  • Anti-Halo coating on both surfaces to reduce reflection artefacts from reducers and camera lenses.
  • Increased blocking of UV, IR and unwanted visual range wavelengths. UV OD7 (T0.00001%) Visual OD5 (T0.001%) and IR OD4 (T0.01%) for the ultimate in skyglow blocking.
  • Higher transmission % of desired wavelengths Ttop 95% (Average 5% higher transmission of desired wavelengths).
  • Ha and Oiii wavelengths at 35nm FWHM for with less tail-off to reduce unwanted light pollution.
226.00 €
Delivery date : 1-2 weeks
The Altair Astro Premium Narrowband filter set is designed for astro imaging of nebulae with Mono CCD or CMOS cameras, blocking light pollution by cutting out the light pollution wavelengths.
665.00 €
Delivery date : 3-4 days
Filter for general imaging to capture the luminance channel
69.00 €
Delivery date : 1-2 weeks
Narrowband Bi-Colour imaging is a growing new trend in astrophotography, especially popular in light polluted areas, or for imaging in rural areas in moonlight.
220.00 €
Delivery date : 2-3 months