发散透镜只增加水平发散角而不增加垂直发散角。
The divergent lens only enlarges the Angle of horizontal divergence and not the Angle of vertical divergence.
系统包括用玻璃精制而成的反光镜和发散透镜。
The optical system consists of glass reflector and divergent lens.
发散透镜使光线分开，就好象从焦点上发出来的那样。
A concave lens causes rays to diverge as though they are coming from a focal point.
配上不同的颜色玻璃和不同的发散透镜，可获得各种颜色、各种发散角的扇形光束。
Sector beams in different colors and with different angles of divergence are available when equipped with different color and divergent lenses.
配上不同的颜色玻璃和不同的发散透镜，可获得各种颜色、各种发散角的扇形光束。
Sector beams in different colors and with different angles of divergence are available when equipped with different color and divergent lenses.
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