Precision Optics | Prisms | Custom Prisms | Precision Optical Inc. Aug 13, 2024 · Precision Optical specializes in supplying precision thin film coatings for the UV, visible and near IR spectral regions. We offer a wide variety of coating designs from prototypes … Aug 13, 2024 · Precision Optical specializes in supplying precision thin film coatings for the UV, visible and near IR spectral regions. We offer a wide variety of coating designs from prototypes …