Optical lens is made of one or more lens optical materials. Ruisen can provide a variety of spherical lenses: plano- -convex mirror, plano- concave mirror, biconvex mirror. biconvex mirror, etc.
1. You can choose short or chengdu bright in China as optical glass materials.
2. Spherical lens size can be customized according to customer requirements, diameter from 2.0 mm to 300 mm.
3. The conventional focal length tolerance is土2%, which can be customized for higher requirements.
4. The normal paraleism requirement Is 3 arcs per minute, which can be done with higher accuracy.
5. Conventional lens is generally not coated, coating can be selected: anti- rflection, high reflection and local reflection.