Custom optical filters and coatings

Custom wavelength, optical density, angle of incidence, surface quality, and laser-damage configurations.

View quote list

Specifications

Full specifications for this product are available on request. Contact us for the datasheet.

Before you specify

Guides that cover this decision

Engineering context for choosing this class of component, with the tradeoffs worked through on real specifications.

All guides

Raman spectra acquired at green, red, and near-infrared excitation wavelengths

Raman spectroscopy

14 min Wavelength lab

Choosing a Raman excitation wavelength

Balance the ν⁴ signal law, fluorescence background, silicon detector cutoff, and spatial resolution across 532, 638, and 785 nm.

Open guide

CARS energy-level diagram beside a spectrum showing the anti-Stokes signal blue-shifted away from the fluorescence background

Coherent Raman imaging

17 min Design lab

Building a CARS microscope

Coherent anti-Stokes Raman scattering, from the four-wave-mixing physics to the hardware: excitation schemes, pulse width versus linewidth, the delay line that carries the spectral axis, and the detection chain.

Open guide