Tag: Hot mirror

Notch experiments

Notch Filter Experiments

So here’s a post that might not look very exciting at first. The first half feels a bit more like work, but if you scroll down, there’s something…

Triple Bandpass Night

Magic in the Visible Realm

The Black Trees combo showed me something fundamental: there is magic not only in infrared and UV, but also in the visible spectrum. By using filters that transmit…

Purple B-G

The Purple Quest Continues

Still chasing that perfect (IR) false color purple look… This time, I tried following Fedia’s approach with a blue-green channel swap. The results turned out pretty cool. But…