Sierra is pleased to announce that we have updated our DT101 Handheld Test Source to provide a stronger UV output for applications and...

We are pleased to announce that we will be retiring our old company logo and will replacing it with a newer, fresher design! Over the...

We are pleased to announce that as of June 18th, 2018, we relocated all of our offices and production to a new, larger facility in...

In order to serve our customers and distributors better, we have created a new design for our website to make it easier to navigate and...