ZWO

ZWO LRGB Imaging Filters - 2" Mounted - LRGB2

En rupture de stock
Unité de gestion de stock: ZWO-LRGB2
Prix $404.00 CAD

DĂ©tails du produit

  • UnitĂ© de gestion de stock ZWO-LRGB2

The ZWO LRGB 2" mounted filters offer good color separation, multi-layer anti-reflection coatings, and more than 92% transmission at passband.  

The RGB color combine weights will be approximately 1:1:1

  • Fine-optically polished to ensure accurate 1/4 wavefront
  • More than 92% transmission at passband
  • Infrared wavelength 700-1100nm cut-off
  • Precision off-band blocking
  • Multi-layers anti-reflection coating
  • Small spectral gap to minimize effect of light pollution
  • More parfocal; thickness 1.9+/-0.03mm
  • Thickness is 5mm + 2.5 mm for the thread
  • Thread:  M48*0.75 with a thickness of 1.85mm

Sometimes it's hard to tell which side of the filter is the top, and which is the bottom.  The image below should help you: