光の

of light

→ 光
phrase Uncommon #16,912
of light の links 光 (light) to the noun that follows it, showing a relationship such as possession or description.
JA: 光の強さを調整した。
EN: I adjusted the intensity of the light.

光の当たらない月は目に見えない

The moon is invisible when no light shines on it.

— Hoje Eu Quero Voltar Sozinho (2014)

彼は光の速度を計算した。

He calculated the speed of light.

光の速度は音の速度よりずっと大きい。

The speed of light is much greater than the speed of sound.