What is Photometry?
Optical instruments are devices that utilize the principles of optics, the study of light, to manipulate, detect, or analyze light and its properties. These instruments are designed to interact with light to enhance our ability to see, measure, or study objects, phenomena, or signals.
Download PDF On Photometry
Table of Contents
1. Important Definitions.
2. Relation between Luminous Intensity (L) and Illuminance (I).
3. Lambert’s Cosine Law of Illuminance.
4. Photometer and Principle of Photometry
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