Definition of convex lens made of glass:
1) The allowable error of the diameter and height of the lens is 0.5mm.
2) The material of the glass convex lens is Gaopeng silicon material. The lens itself is an industrial product rather than a handicraft. Do not require lenses according to the craftsmanship of handicrafts.
3) There is a slight bump on the edge of the lens (because it cannot be seen after installation, it will not affect the use), as long as the protruding part is not damaged, it means there is no problem, thank you for understanding.
4) The light-emitting angle of the convex lens is 5-90 degrees (referring to the light source that emits light from a single point), and the light-emitting angle of the integrated light source is about 30-90 degrees (the arrangement density of the chips affects the light-emitting angle).