Simple portable lens meter |
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Authors: | Buah-Bassuah Paul K Tiribilli Bruno Vassalli Massimo Molesini Giuseppe |
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Affiliation: | Laser and Fibre Optics Centre, Department of Physics, University of Cape Coast, Cape Coast, Ghana. |
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Abstract: | A device measuring the optical power of simple lenses by means of moiré phenomena is described. The relevant equations are derived, and a working instrument is presented. A power measuring accuracy better than 0.25 m(-1) in the range of +/- 10 m(-1) is demonstrated. |
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