OPTOLONG L-Extreme Filter 2″

23,175.00 excl. 18% GST

  • Substrate: B270
  • Filter Size: 2″
  • Thickness: 1.85mm
  • FWHM: OIII 7nm+Ha 7nm
  • Blocking range: 300-1000nm
  • Blocking depth: light pollution line blocking >99%
  • Surface quality: 60/40
  • Transmitted Wavefront RMS: λ/4
  • Parallelism: 30s
Model Number
LXT-200
Single Filter, Set, or Accessory
Single Filter
Filter Size
50.8 mm (2″)
Filter Shape
Round
Filter Insert Style
Threaded
Filter Bandwidth/Bandpass
7 nm
Filter Optical Thickness
1.85 mm

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