ZWO LRGB (Luminance, Red, Green and Blue) filter set designed for CCD/CMOS astrophotography. Includes red, green and blue filters and a UV/IR-Cut ‘L’ filter.
Brand: ZWO 
Accessories, Camera Accessories, Filters
Accessories, Camera Accessories, Filters2″ LRGB Filters
OMR 121.800
ZWO LRGB (Luminance, Red, Green and Blue) filter set designed for CCD/CMOS astrophotography. Includes red, green and blue filters and a UV/IR-Cut ‘L’ filter.
Available on backorder
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Name: ZWO 2″ LRGB Filters (4 filters)
Size: 2″
Thickness: 5 mm+2.5mm(thread)
Thread: M48*0.75
Thickness: 1.85mm
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+/-0.03 mm
here is the the transmission curve
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