Daystar Laser offers an incredible line of high-quality performance products. Our offering include such items as; precision apertures, optical air slits, body caps and numerous other innovative products.

A free, self submission repository of successful uses and applications of infrared thermal imagers and thermometers.

High-performance products such as; Young's double slit, spatial filters, optical air slits, high energy apertures and numerous other innovative products

News about meetings, CFPs, publications, standards and education & training related to measurement and measurement devices.

An open ad-free site about the optical properties of matter known as spectral emissivity and emittance. Includes links to technical articles on the theory as well as links to reviewed databases and numerical values & articles on uses in thermal radiation thermometry & quantitative thermal imaging.