Related Terms: Form Error, Sphericity, Flatness
Units: Linear units, wavelengths or half-wavelengths (fringes)
Specification Must Contain: Value (RMS, Peak-to-Valley (P-V) or both) over an aperture
Optimax Preferred Specification: P-V surface error in fringes at HeNe
Reasons: Contributors may be directly targeted
Manufacturing Standards: ISO 10110-5, OEOSC OPI.004

Irregularity: Interferometer Measurement

Find out more by downloading our technical note on Irregularity


Optimax - Optics Tolerance Attributes

America's largest prototype optics manufacturer is a lean factory specializing in fast cost-effective manufacturing of prototype and OEM optics up to 300mm in diameter. Dedicated to small volumes, high quality and quick delivery, Optimax is America's largest prototype manufacturer of precision optical components, offering prototype lenses in 1 week! With lean practices set up throughout the shop, we are both capable and efficient. We specialize in aspheres, cylinders, prisms, and spheres up to 300mm in diameter. Our coating capabilities allow us to complete challenging projects, from start to finish, in house. Our dedication remains to small volume, high quality, and quick delivery. Check us out at