In photography, therefore, actinic light must now be referenced to the photographic material in question.

The crash of a plasma discharge filled the empty building with actinic blue-white light for a second, thunder echoing back from the walls.

An actinic blue-white light lit it, reflected off buildings and through windows.

Rincewind looked up at the actinic light that lanced down through the distant hole at the top of the staircase.

Colour appeared dazzling in the actinic light, the geese looked supernaturally white.

The silver gleamed brightly in the hard, actinic light.

On twin spears of actinic light the ramrobot approached Pluto's orbit.

The actinic light from the tank glanced off Captain Watanabe's face giving him a surreal look.

The smoke of burned plastics curled up in the actinic light, mingling gray with their breaths.

A brief wink of actinic light flared and died.