Skip to content

Baader H-beta Narrowband-Filter (5.5nm) – CMOS-optimized

SKU FCHBN-1 (Baader #2961080)
Original price $0
Original price $217.00 - Original price $499.00
Original price
Current price $217.00
$217.00 - $499.00
Current price $217.00
Filter Size: 1 25 inch

Add to Quote

To enquire or to place an order please press the Add to Quote button and add as many products to the quote as you are interested in. Add any questions or comments in the Message field. We will then get back to you to discuss your requirements. Alternatively, give us a call.

Click for further details on ordering, payment and shipping.

Description
  • Baader H-Beta Narrowband Filter – Precision Grade
  • 5.5 nm FWHM, recommended for optical systems from f/10 to f/3.5
  • Reflex-Blocker™ hard coated and planeoptically polished – with sealed coating edges (Life-Coat™)
  • Blackened edges all around, with filter-lead-side-indicator in the form of a telescope-sided black outer rim
  • Optimized for modern CMOS cameras, but likewise excellent for CCD camera technologies

The new generation of Baader CMOS-optimized filters features:

  • CMOS-Optimized Baader Filter
  • Increased contrast
  • Ever more narrow passbands
  • Reflex-Blocker™ coatings, for largest ever freedom from halos, even under most adverse conditions concerning aux-optics
  • Identical filter thickness to existing standards, with utmost care for parfocality
  • Blackened edges all around, with filter-lead-side-indicator in the form of a black frontside outer rim, to additionally eliminate any reflection due to light falling onto the edge of a filter
  • Each filter coated individually, with sealed coating edge (NOT cut out of a larger plate with coatings left exposed read more)
  • Life-Coat™: evermore hard coatings to enable a non-aging coating for life – even in a most adverse environment
Life-Coat™ Specifications