CRAIC Technologies has announced the introduction of its Glass Refractive Standards set. This set is used to calibrate instruments, such as CRAIC Technologies rIQ™ , that are designed to measure the ...

A new composition of germanosilicate glass created by adding zinc oxide has properties good for lens applications, according to researchers. This marks the discovery of a novel glass family. A new ...

Here, we take a look at how extra refractive index glass helps Tamron create better lenses. 2 May 2014 12:00AM by ePHOTOzine | Tamron SP AF 17-50mm f/2.8 XR Di ll LD Aspherical (IF) in Lenses and ...

A property of a material that changes the speed of light, computed as the ratio of the speed of light in a vacuum to the speed of light through the material. When light travels at an angle between two ...

The measured ellipsometric parameters (Ψ and Δ) include the physical properties of the layer structure being analyzed. This information shows the layer thickness and refractive index concerning the ...