[click on image to see a larger one]
Visible light image
UV image using Baader-U filter (approx. 320-395nm, effective peak approx. 375nm):
Simulated bee vision image using experimental XBV filter:
Triptych of the above images:
This attractive flower has a very specific UV pattern, its petals form a UV dark bullseye pattern, invisible to us humans and the flower center is quite UV dark, and all this gets nicely visible.
Stay tuned, more will follow on that fascinating subject...