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The Photonics Buyers' Guide is a comprehensive resource for verified providers of Dioptometers. Profiles and contact information for manufacturers and suppliers are provided by the companies and verified by our editors. If you have updated information about any of the organizations listed, please contact us.
Glossary
  • dioptometer A telescopic system having an eyepiece, a reticle and an objective. The instrument measures wavefront power in diopters.
  • diopter (D) A unit of optical measurement that expresses the refractive power of a lens or prism. In a lens or lens system, it is the reciprocal of the focal length in meters. For example, if a lens has a focal length of 25 cm, the lens would have a power of 4...
  • diopter scale A scale located on the eyepiece focusing screw and used to measure the amount of defocusing of the eyepiece in diopters. The reciprocal of the image distance in meters is a measure of the amount of defocusing in diopters.
calibratemeasuredioptereyepiecestelescopesbinocularscamerasmicroscopesoptical systemsreticleobjectivewavefront powertest & measurement
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