
First Surface vs Second Surface Mirror
Mirrors are in virtually every room of our homes, in our cars, in our purses and pocketbooks, and part of...

Hot vs Cold Mirror
In this article we’ll set out to explore the differences between a hot vs cold mirror. Mirrors are well-known and...

Infrared Imaging for Counterfeit Detection
When vending machines began accepting paper bills in the 1960s, they relied on magnetism to determine the bill’s denomination. US...

Buyer’s Guide to Neutral Density Filters
Neutral Density Filters, or ND Filters, are optical filters designed to reduce the intensity of all light passing through the...

A Guide to Hydrophobic and Oleophobic Coatings
Ever notice that when a few droplets of water land on your smartphone’s screen, they bead up as if floating...

A Closer Look at EST Monitoring
Elevated Skin Temperature (EST) monitoring, is an extension of the field of thermography applied to measuring skin temperature. The premise...

Optical Material: Infrared Optics
It is an increasingly common sight to see infrared (IR) thermometers and thermal cameras in public places like airports, malls,...

Q&A with Michelle Henderson, Coatings Expert
The Dynasil family of companies delivers an extensive range of photonics-based products and capabilities. But Dynasil itself is a product...

UV Blocking Filters
Ultraviolet (UV) radiation is comprised of the part of the electromagnetic spectrum with wavelengths in the range of 100-400 nm....

Optical Material: Plastics
Although glass has been the traditional choice for optical components, the advent of plastics transformed and expanded their application potential...