1 - Halogen 2 - UVA (385 nm, filtered) 3 - UVC (255 nm, ...
Description: 1 - Halogen 2 - UVA (385 nm, filtered) 3 - UVC (255 nm, filtered) Three calcites with different response under LW and SW I see the small dog-tooth at left glowing really white-white but maybe you can perceive a hue...