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今天在看Imatest官网文章的时候看到一下一段内容:
Purple fringing
is not chromatic aberration, though it is often mistaken for it. It’s a saturation phenomenon in the sensor, also known as “bloom,” caused by the overflow of electrons from highly saturated pixel sites to nearby unsaturated sites. It tends to be worst in cameras with tiny pixels (e.g., 8+ megapixel compact digital cameras). It has everything to do with the sensor and nothing to do with the lens
网址:https://www.imatest.com/docs/sfr_chromatic/
Purple fringing指的是紫边吧,imatest认为紫边不是色差,是由the overflow of electrons from highly saturated pixel sites to nearby unsaturated sites导致的,无关乎镜头。这与我的认识有出路,中间会有哪些问题?
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