国产黄色一级电影_亚洲日韩av中文字幕无码久久_亚洲欧美日韩在线线精品_精品人妻中文字幕无码色欲_日本免费高清线视频高清_波多野结系列加勒比无码_国语自产少妇精品视频韩_欧美成人观看免费版_(凹凸)亚洲欧洲日产国码av系列天堂_精品九九九999久久久

The requirements for lighting fixtures vary according to the performance of the show. The basic lighting configuration of the theater stage mentioned here refers to basically satisfying the needs of general opera, ballet, ballet, drama, local drama and other performances. Downlights, also known as RAP lamps, are constructed with either a mirrored bulb mounted inside a cylinder or a tungsten-brodder bulb mounted inside a reflector bowl. The main feature is the ability to shoot a relatively fixed beam with a wide range of beam angles, but the spot size cannot be adjusted; The high-powered diffuser for high-power daylight and high-rise floor lamps is used to illuminate the sky and the sky. It requires bright and balanced light, and has a large area of ＆#8203;＆#8203;illumination:

      The imaging lamp or modeling lamp, ellipsoid spotlight, there are many kinds of beam angles, can be selected according to the needs of application, the main feature is that the spot can be cut like square shape, diamond shape, triangle shape, etc., or project the desired Various pattern patterns, power also available 1K W, 2 KW and other optional configuration; there are fewer and fewer applications of spotlights, spotlights used on stage is the use of front and rear light convex-convex condenser lens, this lamp can adjust the spot size. The light beam coming out is more concentrated and the light diffusing beside it is smaller. Power has 0. 5W -5 K W Variety Focal length has long, medium and short points. Guangzhou stage lighting equipment can be selected according to the distance of the shooting distance. The lighting of stage lighting mainly uses fixed-point light sources. With different colors. To achieve a variety of visual effects. The first step in lighting the stage lighting is to respect the human eye, that is, to fully consider people's viewing habits, and to build on this basis.