blue green filter

基本解释

The image below is a single 20-second exposure taken with a red-green-blue filter.
下圖是用紅-綠-藍濾光片拍攝的單一20秒曝光照片。
Most commercial digital cameras use color filter arrays to sample the red, green, and blue colors according to a specific pattern.
大多數的數碼相機都是根據特定的模板而使用顔色濾波陣列來對紅、綠、藍的顔色進行採樣。
Most commercial digital cameras use a single CCD or CMOS sensor having a color filter array on its surface to get red , green, or blue samples.
大部分消耗型數字相機都採用單片CCD或CMOS圖像傳感器，竝通過一個彩色濾波陣列來實現，因此在每個像素上衹能採集紅、綠或藍一種顔色分量。

Philips' solution is to combine two blue and one red element, but use a green phosphor filter to convert one of the blue LEDs to green.
ENGADGET
They photographed a Scottish tartan ribbon three times, once with a red filter, once with green, and once with blue.
FORBES: GPotD: Maxwell's Tartan Ribbon
Colour is added by using three separate arrays, each fitted with a filter for one of the primaries—red, green and blue—that, in combination, produce a full-colour image.
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