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Etalon Filter With B600 Ls50Fha 50mm To 31.8mm View larger

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Etalon Filter With B600 Ls50Fha 50mm To 31.8mm

Etalon Filter With B600 Ls50Fha 50mm To 31.8mm

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Etalon Filter With B600 Ls50Fha 50mm To 31.8mm



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1 870,00 €

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The filter H-alpha Etalon LS50 has a 50 mm diameter (without obstruction) is perfect for use with refractor or catadioptric instruments. Due to its lower bandwidth to 0.75 Angstrom can 'provide good images of the surface detail is that those on the edge of the sun.

The system includes a blocking filter B600, usable for telescopes with a focal length up to 540mm. Filters capture more 'big are required for more focal. The blocking filter and 'installed in diagonal from 31.8 to 90 degrees. This allows the use of diagonal eyepiece 31.8mm and has a T2 photo application.


  • Diameter: 50 mm
  • No central obstruction
  • Bandwidth: <0.75 Angstrom
  • Tuning: tiltable Etalon
  • diameter filter cell : 95 mm
  • Length: 73 mm
  • Weight: 0.7 kg
  • Thread Front: M90x1 female
  • Fillet back: M90x1 male < / li>
  • Filter lock: B600 in diagonal 31.8mm focusers
  • maximum focal length of the telescope: 540 mm

    Adding a filter 50mm for the Double-Stack and 'can reduce the bandwidth to values ​​lower than 0.5 Angstroms.

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