Scratch testing is one of the methods that allow well defined characterization of scratch resistance of polymeric materials, both bulk and coatings such as paints. The scratch technique has therefore ...

20-10 Scratch / Dig Cylindrical Lenses are optical components designed to focus or expand light in one dimension. These lenses have a specific surface quality rating of 20-10, which indicates the ...

The scope of applications for Thin films and coatings have a wide range of applications from optical tribiological, and biomedical ones to microelectronics, packaging and decorative uses. A coating’s ...

The 20QS20 Shear Plate Collimation Tester is a 2.0 inch (50.8 mm) diameter wedged window that allows for quick testing of collimation by utilizing shearing interferometry. When the collimation tester ...