Lens curvature testing. Curvature of an optical lens being tested with a laser. A technician's gloved hand is adjusting the lens. The degree of curvature of a lens determines how it bends light rays passing through it,and where the focal point of the lens is | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Landmann, Patrick |
Taille de l’image : | 5198 px × 3425 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |