文档介绍：摄影入门知识_摄影词典300条_摄影师必学
我爱你明星摄影网
actively carry out the law on civil air defense education, drawn outfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
安全胶片
Safety film
指与用硝基纤维素片基制作的易燃性胶片。相对地，已酰纤维素或聚酯片基制作的不燃性胶片。通常市面上出售的即安全胶片。
暗室
Darkroom
又称暗房。对胶卷的显影，用小型显影槽和换片袋也够了，但拷贝和放大就需要暗室，过去的暗房，内壁是涂成黑的，但实际上白色或亮色较好。虽然需要有适应工作量的宽度，只要在安排上下功夫，有3平方米就够了。除专用暗房外，夜间也可利用浴室、居室或书房代替暗房。应该有排水措施，工作起来才方便。
暗室灯
Darkroom lamp
指用于胶片、印相纸显影的安全光照明工具。分为灯泡本身由安全玻璃做成的暗室灯泡，和安装了10瓦上下的灯泡，并装配了安全光滤光片的箱式等。
我爱你明星摄影网
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
actively carry out the law on civil air defense education, drawn out of the air defense in Pingliang city Building under easy fare, daily special inspection and regulation, overfulfilled the province upper and lower knots of up to 500,000 yuan fee collection tasks. 5, further standardize internal management, improve staff quality. Adhere to the
暗室钟
Darkroom clock
属于闹钟一类，在分针、钞针和刻度等上面涂着夜光涂料。大多是60分钟。
暗箱
Camera obscura
被认为是照相机的原型，里面搞成漆黑，在暗箱前方设有针孔，后面装有聚焦玻璃。从此，又用凸镜头取代了前方的针孔，由达盖尔等人当作照相机使用。 
   
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摆 动
Pendulum
用细丝悬吊点光源，依其振摆的运动拍出的照片。视振摆的动作，可以拍到有趣而又复杂的曲线光迹。
摆动镜头
Swing lens
又称移动镜头。供作35毫米单镜头反光照相机的替换镜头，是一种装有能够上下或左右转动机构的广角镜头。焦距以35毫米为多，是便于建筑物摄影和室内摄影的镜头。