This is a Clip Filter for use with Sony Alpha 7 camera bodies to enable H-Alpha emission line imaging within the 12nm Bandwidth.
This clip filter is perfect for high level narrowband imaging in light polluted regions, handily omitting unwanted light in favor of the narrow bandwidth you want to image.
This H-alpha Filter is suitable for imaging of Hydrogen nebulas from observation sites with light pollution and from dark sites as well.
It clips on securely and safely to your Sony Alpha 7 camera body.
Sku# AK-8H00XG
Ref: AK-HA12-A7