Reflective Bead

Product Details:

1 AREAS OF APPLICATION
High refractive index glass beads are perfect retro-reflective materials. They are widely used for manufacturing reflective sheet materials for road sign, and they are also used for reflecting cloth, billboard, airport runways, shining painting materials etc,.

2 The basic principal of retro-reflection
High refractive index glass beads may be considered as spherical lens and it can return incoming light to the original light source when reflecting layer is set in its focus point. The position of the focus point of the glass beads is relied on its reflective index. The basic principal of retro-reflection for ordinary retro-reflective materials is shown as fig1 and fig2.
Size: 20-30um; 25-37um; 35-45um; 45-55um; 53-65um; 60-75um; 75-90um; 90-150um

Other sizes can be available according to your requirements.Thank you.