ZWO "NEW" LRGB 4 Piece Filter Set

The New ZWO LRGB Filters are designed to approximately equalize the flux of the ASI1600 mono sensor.  They feature better transmission, better coatings and better color separation than the original ZWO LRGB filters.

  Features

• The RGB color weighting is approximately 1:1:1
• Fine-optically polished to ensure accurate 1/4 wavefront
• more than 92% transmission
• 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+/-0.03 mm

Please Note: The 31mm and 36mm filters are unmounted 

Transmission Curve

Specifications

Thickness: 5.5mm+3.5mm(thread)

Thread: M28.5 * 0.6