Optical Testing Services and Equipment

OTL has been serving the international optical community since 1968, with nearly 40 years of experience in optical metrology. Our testing services and equipment are used worldwide by leaders in the optical, photonic, aerospace, ophthalmic, biomedical, military, scientific, and information technology industries. We specialize in the visible spectrum, providing certified calibration standard lenses, focal length measurements, and image quality evaluation for production and prototype systems. We also provide manual and automated optical benches, dioptometers, and collimators, as well as custom equipment for your specialized testing needs.






















astigmatism, air force target, aberration, aspheric, achromat, aqueous power, aqueous humor, anterior segment, anterior radius, autometronics, back focal length, BFL, collimator, concave, convex, calibration, certification, certificate of traceability, color, chromatic aberration, lateral chromatic aberration, longitudinal chromatic aberration, diopter, dioptometer, effective focal length, EFL, eye model, focus, focal length, f number, front focal length, flange focal length, field of view, flat field, field curvature, fashion eyewear, grating, geometric distortion, glass lens, hydrophilic lens, intraocular lens, IOL, IOL power, interference, ISO Eye Model, ISO 11979-2, ISO 10012-1, industrial eyewear, image, imaging systems, image plane, image field, image conjugate, lens testing, lens evaluation, wet cell