Learn the key differences between soft and hard coating filters, their synergies in optical systems, and applications. Expert insights for precise filter select...

Learn the science behind optical coatings—principles of interference, deposition techniques (e.g., sol-gel, e-beam evaporation), and applications in lasers, dis...

Learn about optical thin film parameters: refractive index (n), extinction coefficient (k), transmittance (T), reflectance (R). Explore their relationships and ...

Learn about thin-film optical filters: types (bandpass, dichroic), specs, and custom solutions. OPTOStokes offers stock & custom filters for microscopy, spe...

Discover truth about Raman filter tradeoffs. OPTOStokes delivers stock/custom notch & dichroic filters with OD5-OD7 blocking. Solve cost vs performance dile...

Discover why 785nm laser is the optimal choice for Raman spectroscopy. Learn how it suppresses fluorescence, offers balanced penetration, & works with key o...

OPTOStokes’ guide to selecting Cy5 filters: 630/20nm excitation, 675/20nm emission, DM647nm. High SNR, compatible with imaging systems. In-stock & custom op...

Learn how to customize optical filters for precision optics with OPTOStokes. Tailored solutions for UV, VIS, NIR applications.

Discover custom optical filters’ benefits for precision optics. OPTOStokes offers tailored bandpass, laser, and more