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那个直径不是感光元件的直径,而是镜头成像圈的直径,也就是通常厂商所说的感光元件“大小”。实际上感光元件大小应该按照元件的对角线来说,而不是成像圈的大小。前者通常小于后者,但LX3是例外,因为PANASONIC官方说成像圈小于感光元件。“但全幅的数字单反相机感光器直径达 35mm”,135格式感光元件的大小是36*24mm,对角线是43.3mm,镜头的成像圈直径远大于35mm,你要不花点时间给我解释一下这35mm直径是怎么得出来的?我是实在想不出来什么时候全画幅的“直径”变成了35mm的。
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Reader Comments (Page 1 of 1)
Mahjong @ Sep 29th 2008 6:18PM
那个直径不是感光元件的直径,而是镜头成像圈的直径,也就是通常厂商所说的感光元件“大小”。实际上感光元件大小应该按照元件的对角线来说,而不是成像圈的大小。前者通常小于后者,但LX3是例外,因为PANASONIC官方说成像圈小于感光元件。
“但全幅的数字单反相机感光器直径达 35mm”,135格式感光元件的大小是36*24mm,对角线是43.3mm,镜头的成像圈直径远大于35mm,你要不花点时间给我解释一下这35mm直径是怎么得出来的?我是实在想不出来什么时候全画幅的“直径”变成了35mm的。