Such levels previously have been reported only for photo diodes manufactured with special processes that use back-side illumination, or for discrete UV photo diodes.

如此高的水平以前仅被用于使用背面照明，或离散u V光二极管特殊工艺制造的光电二极管的报道。

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Frequently it has a hinged glass cover to hold copy flat, and may have a removable section in which a transparency holder can be positioned for back-lighting illumination.

一般都备有铰链着的玻璃盖面，以把稿件夹平。有些更可以换上透明片架，在后面打灯照明。

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Toshiba implemented back side illumination (BSI) technology and integrated color noise reduction (CNR) to develop its newest CMOS image sensor that fits into an 8.5mm x 8.5mm size camera module and enables high-quality pictures even in low-light conditions.

ENGADGET: Toshiba preps 13MP phone camera sensor that promises low-light shooting without the noise

Contrary to images of "going back to the Stone Age, " this form of energy efficiency actually increases the levels of illumination (and thus literacy), while trimming greenhouse gas emissions, indoor air pollution and energy bills that mire the poor in poverty.

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