Last Updated
：2025/11/21
phase function
（ plural ）
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(astronomy) A function that describes the angular distribution of light reflected from a body when illuminated from a specific direction
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phase function
To predict the brightness variations of the moon, astronomers model its phase function based on surface reflectance and illumination geometry.
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To predict the brightness variations of the moon, astronomers model its phase function based on surface reflectance and illumination geometry.
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