Testing

Designer and manufacturer of MTF test equipment for measuring the optical performance of lenses and cameras. In-house lens testing service offered.

Yelo designs and builds burn-in, life-test and characterization systems for probed devices such as VCSEL arrays, laser arrays, APDs, chip-on carrier devices including photonics integrated circuits (lasers, amplifiers, modulators, photodiodes, thermistors), SOAs, laser arrays, PIN photodiodes, VCSEL TO headers, miniDILs, and butterfly packages.

Manufacturer of specialty fibers and related products including cables for high laser power delivery, fiber bundles, spectroscopy fiber probes and subsystems based on silica, chalcogenide glass fibers and polycrystalline silver halide fibers for process spectroscopy and remote sensing for a broad spectrum from 300 nm to 16 microns.