SV227 2" H-Alpha 5nm Filter Narrowband Filter Plug and Play HDMI • Includes one ED lens

• Includes one ED lens of Japanese Super ED lens

Wide Views for Easy Targeting

sensitive to vignetting

The base set includes the drawer frame

making it ideal for both night sky and solar observation

SV227 2" H-Alpha 5nm Filter Narrowband Filter Plug and Play HDMI • Includes one ED lensThe SVBONY SV227 is a 2 H alpha narrowband filter with a 5 nm bandwidth, designed for deep sky astrophotography. It isolates the hydrogen alpha emission line at 656. 3 nm, making it well suited for imaging emission nebulae while strongly suppressing light pollution and unwanted sky glow. 5 nm Narrowband Precision With a narrow 5 nm passband, the SV227 provides strong contrast enhancement for hydrogen alpha emission while rejecting surrounding