トップライト

noun

top light; skylight; roof light

Refers to a light source or window positioned at the top of a space, such as a skylight in architecture or a top-mounted light in photography/design.

• この部屋へやにはトップライトがあって、昼ひる間まはとても明あかるい。

  This room has a skylight, so it's very bright during the day.

• 写しゃ真しんスタジオでは、トップライトを使つかって被ひ写しゃ体たいを照てらすことがある。

  In a photo studio, they sometimes use a top light to illuminate the subject.