论文部分内容阅读
亲爱的影友:如果你拥有一架单镜头反光照相机,那么你一定拥有一支或几支变焦镜头;如果你目前还没有,但肯定很想拥有。当你考虑选择变焦镜头时,变焦头相关的重要技术参数,它的长度、重量、何种调焦方式,变焦范围又有多大?那些卡口能匹配你的相机,价格是否昂贵等,都是你想了解的。这里收集了目前市场销售的各种品牌的276款变焦镜头的有关资料,阅读下文,能增长你的知识,找到
Dear Picture Friends: If you own a single-lens reflex camera, you must have one or more zoom lenses; if you do not have it yet, you really want to have it. When you consider the choice of zoom lens, the zoom head related to the important technical parameters, its length, weight, what kind of focus mode, zoom range and how big? Those bayonet can match your camera, the price is expensive, etc. You want to know. Here is a collection of 276 zoom lenses of various brands currently on the market. Read the following articles to increase your knowledge and find