ฟิลเตอร์ ZWO New LRGB Filters 1.25″ Optimized  for CMOS camera

Description

วงล้อฟิลเตอร์ อิเลคทรอนิค ขนาด 1.25 นิ้ว 5 ช่อง ZWO Electronic Filter Wheel mini (EFW mini 5 x 1.25″or 5 x 31mm)

Product Description

The new  ZWO LRGB Filters  are designed to approximately equalize the flux of CMOS camera sensor.

Better transmission, Better coating,  Better color separation

Technical Parameter:

Name: ZWO New LRGB Filters Optimized  for CMOS camera (4 filters)

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

here is the transmission curve

Product support section

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