Gratings

Designer and manufacturer of interference filters: narrow and broad bandpass, long- and shortwave, ND filters, atmospheric windows, AR and metallic coatings. Holographic diffraction gratings: plano, concave and blazed, pulse compression/stretcher gratings. WDM and telecom applications include diode laser tuning gratings and network communications gratings.

Develops, produces, and distributes optical gratings, spectrometer modules, spectrometer systems, and solutions of high quality optical performance. Products are tailored to customers' specific needs. Offers innovative solutions for individual applications and create essential benefits in efficiency and process stability.

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.

Excelitas Technologies Corp. is an industrial technology manufacturer focused on delivering innovative, market-driven photonic solutions to meet the illumination, optical, optronic, sensing, detection and imaging needs of our OEM and end-user customers.

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.