barndoor

• 指摄影照明设备上不透明的可调节挡板，用于控制光线照射范围；也可指谷仓的大门。

A noun referring to an opaque adjustable flap on a lamp fixture, used in photography to cut off light from particular areas.

1. Photography light modifierC1formaltechnical

   An opaque adjustable flap attached to a lamp fixture, used to control and direct light by blocking it from specific areas.

   挡光板

   • The photographer adjusted the barndoors to prevent light from hitting the background.
   • Using barndoors on the studio lights helped create dramatic shadows.
   • He attached barndoors to the fresnel lens to narrow the beam.