Baader 2" 4.5nm SII Ultra-Narrowband Filter

  • Baader 2" 4.5nm SII Ultra-Narrowband Filter

In good used condition


Details from the web:


The Baader Ultra-Narrowband 4.5nm S-II CCD Filter offers high contrasted images to about 673 nm in red spectral range. The S-II CCD filter offers sharper details of nebulae and the star appearance are diminished even stronger.

This IR-blocked filter has an anti-reflective coating to avoid halos and ghosting of the images for clear and sharper images. It is designed for fast optical system ranging from F8 - F3. Along with its 2 mm of thickness, this filter is planeoptically polished and has non-ageing sealed coated edges.


Features

  • Anti-Reflective Coating
  • 4.5 nm Central Wave Length
  • 2 mm Thickness
  • Planeoptically Polished
  • Non-Ageing Sealed Coated Edges
  • Optical System Ranging From F8-F3

  • Specifications

  • Manufacturer: Baader Planetarium
  • Condition: New
  • Coating: Dielectrically Coated and Planeoptically Polished
  • Filter Thickness Without Cell: 2 mm
  • Size of Filter: 36 mm
  • Half Band Width: 4.5 nm
  • Central Wavelength: 673 nm
  • Range of Transmission: S-II
  • Application: S-II, CCD, IR-Cut
  • Filter Mounting: Mounted (LPFC 6 mm)
  • Filter Type: Narrowband
  • Dimensions: 4 x 4 x 1.3 cm
  • Weight: 66 g / 0.066 kg

  • Please note:
    Only accessories listed in the photograph's are included with the purchase unless otherwise stated.

    Photographs are taken by ENS and aren't manufacturer stock images unless otherwise stated.

    For any specific enquiries then please use our contact form and quote the product id.

    Product Info

    • Brand: Baader
    • Product Code: 15463
    • Weight: 0.50 kg
    • Current Stock: 1
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    • £180.00