ZWO 36mm OIII 7nm Narrowband Filter - OIII7nmD36 127 mm Refractors 1920×1080 13

1920×1080 13

Bit Rate:  12Bit output (12bit ADC)

Sony’s back-illuminated Exmor R technology provides excellent deep sky performance

Bandpass: 570nm

but you can use good quality 1

ZWO 36mm OIII 7nm Narrowband Filter - OIII7nmD36 127 mm Refractors 1920×1080 13The ZWO narrowband OIII 7nm filter is designed for nebula observation by allowing a 7nm bandwidth of light to be centered on a wavelength of 500nm (which corresponds to OIII emission lines), and blocking out all other light. Adding the ZWO OIII Narrowband filter to your imaging collection will help you go beyond RGB imaging and will help capture your favorite nebulas in a new light, no matter how polluted your skies may be! This ZWO OIII 7nm Filter is