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Optical Glossary

Date: 2014-08-14  Categories: Basic   View:1,196 views

1. Nanometer
a unit of length in the metric system, equal to one billionth of a meter, which is the current SI base unit of length. It can be written in scientific notations as 1×10-9 m or 1 E-9 m, meaning 1/1,000,000,000 meters

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