简述影室灯持续光源的特点? 持续光源,这里指的是只有单纯持续光源的影室灯。持续光源,顾名思义就是能持续提供照明的光源,可以有效补充室内照明不足,生活中常见的灯光均是持续光源。作为影室灯,最常用的持续光源有三基色灯、卤素灯、 LED 灯等。单一持续光源的影室灯一般是降低预算时的替代品,同时也适用于广大商品信息采集的初学者,最大的特点就是价格低廉,又便于操作,但整体光源强度和照射范围有限,更多适用于一些小件商品的拍摄。
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