Discovery Astrophotography with ZWO ASTRO
Up to - 10%
LRGB Filters
$133.20 – $269.10
Flexible Payment
Accept credit cards, PayPal, and bank wires
Fast Shippment
Free worldwide shipping over USD 199
Buyers Protection
2-year free warranty service
Premium Service
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Description
The ZWO LRGB Filters has good performance in transmission, also it has good coating, good color separation.
1.25″ LRGB Filters
Technical Parameter
Size: 1.25″
Thickness: 5.5 mm+2.5 mm(thread)
Thread: M28.5*0.6
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 700-1100 nm 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
Transmission curve:
2″ LRGB Filters
Technical Parameter
Size: 2″
Thickness: 5 mm+2.5mm(thread)
Thread: M48*0.75
Thickness: 1.85mm
How to judge the positive and negative?
It is a little bit hard to judge the LRGB filters. Please watch the picture below carefully.
LRGB 36mm Filters
Technical Parameter
Size: 36mm
Thickness: 2mm
Transmission Curve
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Additional information
| Choose to Buy | ZWO LRGB1.25NEW, ZWO LRGB31, ZWO LRGB36, ZWO LRGB2 |
|---|
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