GREYWALL INC
d/b/a GREYWALL INC
WOSB
Capabilities
- Greywall Incorporated, dba Absolute Metrology Services, supplies interferometric and optical testing services.
- We are able to test transmitted wavefront error, surface flatness, spherical surface error, radius of curvature, and surface roughness.
- We perform optical certifications of flat and spherical surfaces, including transmission flat certifications and transmission sphere certifications, accurate to 1/200th wave.
- We perform interferometer calibrations.
- We provide third-party optical testing services to settle customer-supplier disputes.
Certifications
- WOSBsince Jun 2024 · through Jun 2027
WOSB — status as published by the U.S. SBA Small Business Search. Last verified 2026-06-10.
Specialties
Optical TestingSurface Roughness TestingWavefront TestingOptical Reference CalibrationTransmission Flat CalibrationTransmission Sphere CalibrationInterferometer CalibrationInterferometer MeasurementRadius of Curvature MeasurementSpherical Surface TestingMeasurementFlatness Testing
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