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Camera obscura (camera ottica)

Camera obscura (camera ottica) : device that uses a lens to project a reduced image of an object on to a flat surface so that the outline may be traced. Popular with artists from the Renaissance to the 18th century.

_ ស្វែងរកឬបកប្រែពាក្យផ្សេងទៀតនៅប្រអប់នេះ៖
ឯកសារការងារនិងរៀនគ្រប់ប្រភេទ៖​
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