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BAADER DOUBLE STACKED K-LINE 1.25″ FILTER WITH BAADER ND3.8 ASTROSOLAR FILM

BAADER DOUBLE STACKED K-LINE 1.25″ FILTER WITH BAADER ND3.8 ASTROSOLAR FILM
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Price:  £259.00(Inc. 20% VAT)
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Product Code:  2458355
Manufacturer:  Baader Planetarium

Baader Planetarium


Warning: for photographic imaging only. Never look into the sun with the K-Line filter without an additional OD-reduction filter.

  • For solar work use only with 3.8 AstroSolar 200x290mm Photo Film (included)
  • never use any eyepiece filter for solar observation without objective front filter
  • non-ageing sealed coating edges

Specifications:

  • WEIGHT (KG)  -  0.027
  • TRANSMISSION RANGE  -  CaK-II
  • FILTER THICKNESS (WITHOUT CELL)  -  2 mm
  • HBW (HALFBANDWIDTH)  -  8nm
  • CWL (CENTRAL WAVELENGTH)  -  394 nm
  • AR-COATING  -  dielectrically coated, planeoptically polished
  • SPECIAL FEATURES  -  double stacked
  • FILTER SIZE  -  1 25 inch
  • FILTER USAGE  -  Solar
  • FILTER MOUNTED  -  Mounted (classic 8mm)
  • TYPE OF FILTER  -  Narrowband
  • SINGLE OR SET?  -  Single Filter
  • FILTER SHAPE  -  round

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