With a crop factor of 1.5x or 1.6x you need special digital lenses to get true wideangle results, but these are readily available and are usually less expensive than their 'full frame' counterparts.

只有配用1.5x或1.6x镜头焦距转换率的镜头，方能获得正常的广角效果，不过也不必担心什么，这些镜头已经随处可见，并且比起全画幅的要便宜不少。

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The largest (and most expensive) DLSR format is full frame (so called because the sensor is the same size as a frame of 35mm film).

最大（通常也是最贵）的当属全画幅。 之所以称其为全画幅，是因为感光元件和35mm胶片尺寸大小相似。

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JR is an anonymous artist who does not explain his huge full frame portraits of people making faces. He leaves leaves it to the passer-by to do their own interpretation of the photograph.

JR是位匿名的艺术家，他从不解释那些人物面部全景巨幅肖像，只把它留给那些路人，让他们自己去体会这些作品中的涵义。

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