Gratings

Spectrum Scientific, Inc. (SSI) is a high volume manufacturer of aspheric and freeform mirrors, hollow retroreflectors, and holographic diffraction gratings. Our optical replication process allows us to supply high fidelity, highly repeatable precision optics.

Antireflection nanotextures etched directly into the bulk optical material providing high optical performance with R down to 0.01%; extreme broadband performance UV-NIR, no added absorption, high laser damage threshold. Available in fused silica, diamond, sapphire, and a wide range of IR materials.

Manufacturer of high quality optical passive components. DK Photonics produces a large array of fiber optic components such as 1064 nm high power isolator, MM pump combiner, pump laser protector, used for high power fiber laser applications. Also offers PM fiber pump combiner for ultrafast fiber laser applications.