Photoluminescent pigment can absorb and store light energy then emit light in dark place over aperiod of time, even after it is moved away from light source to a dark place. So people also call it asglow-in-the dark pigment. Rare earth base PL pigment isalso known as luminescent pigment, photo luminescent material, phosphorescent powder, luminous crystal, strontium aluminate, night glow luminofor, luminophorcrystal powder, etc.

Appearance color& glowing color of Sunman's PL pigments.

White to yellowish under daylight.

Lemon green, aquablue as they emit light in dark. See the picture below:

Featured characters:
1.  Require no battery backup and are maintenance free,
2. Consume no electricity and need no electrical circuits to work,
3. Are explosion proof, vap*r(*=o) proof, are energy efficient and cost effective,
4. non-radioactive, non-toxic, and environmentally friendly,
5. 15times in luminance, 10+ times in afterglow decay duration,
6. Do not turn black after being exposed to UV light.