Blog

Fused Silica Precision Flat Mirror Uses

Learn what a fused silica precision flat mirror is used for, including laser beam steering, UV spectroscopy, and interferometry. Understand its key ad...

G1 Fused Quartz Plano-Convex Lens: Commercial Grade Explained

Understand what 'commercial grade' means for G1 fused quartz plano-convex lenses, including quality, applications, and how they compare to other grade...

Borofloat 33 Laser Mirror: Key Specs and Buying Considerations

Learn the key specifications of Borofloat 33 laser mirrors with Al-MgF2 coating, how they compare to fused silica, and when to choose them for your la...

How to Handle and Clean Fused Silica Flat Mirrors Safely

Learn the correct techniques to handle and clean fused silica flat mirrors without scratching or damaging the surface. Follow these steps to maintain ...

Uncoated vs UV Enhanced Aluminum Flat Mirrors

Compare uncoated and UV enhanced aluminum flat mirrors from Esco Optics. Learn which precision flat mirror best fits your laser setup based on reflect...

How to Choose a Plano-Convex Lens for Laser Focusing

Learn how to select a plano-convex lens for laser focusing: choose substrate, focal length, and diameter based on your beam and application.

Matching Laser Mirror Coatings to Your Wavelength

Learn how to choose the right coating for your laser mirror—enhanced aluminum, protected silver, UV enhanced aluminum, or uncoated—based on your wavel...

Transmission Witness Sample Uses Explained

Learn what a transmission witness sample is used for, how it helps verify coating performance, and why melt lot control matters for repeatable results...

Square Optical Windows: Substrate Options Compared

Compare square optical windows made from Borofloat 33, fused silica, and fused quartz. Learn which substrate fits your application and budget.

How to Select Commercial Quality Circular Windows

Learn how to choose commercial quality circular windows based on material, tolerances, and surface specs. Compare fused quartz, UV fused silica, and B...

Borofloat 33 vs Fused Silica Laser Mirrors

Compare Borofloat 33 and fused silica laser mirror substrates for 488 nm and 633 nm applications. Understand thermal, cost, and reflectivity trade-off...

Transmission Witness Samples for Coating Verification

Learn how transmission witness samples help verify optical coating performance, including tips for selecting the right material and interpreting resul...