Optics



noun
1.
(science of visible and invisible light and vision) អាភាវិទ្យា
2.
(វេជ្ជសាស្ត្រ) ការសិក្សាពីកាំរស្មីពន្លឺនិងគំហើញ
ENGLISH MEANING
noun
1.
That branch of physical science which treats of the nature and properties of light, the laws of its modification by opaque and transparent bodies, and the phenomena of vision.