demand for linear variable Neutral Density filter

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发表于 2004-9-21 17:08:00|福建 | 查看全部 阅读模式

hi:

Please check it out whether it is in your reach. Thank you.

Table below shows ideal performance of linear variable Neutral Density filter met our needs:

Center wavelength

Attenuation range

Dimension

1550nm

From 0 dB to 40dB

15mm(length)*3mm(width)*2mm(thickness)

Notes:

1, The attenuation range could be changed to “from 0 dB to 20dB” if have to.

2, If we have to change the dimension item in upper table, please notice this:

The length

will be no more than

20mm

The width

5mm

The thickness

2mm

3, We don’t care about the resolution now. It could be discussed in future.

4, Upper-surface,15mm*3mm, is film coated.

If any question, contact me with email address below. Thank you.

Jeffi.pan@photoptech.com

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jeffi 楼主Lv.4 发表于 2004-9-21 17:19:00|福建 | 查看全部

求:线性渐变中性密度滤光片,要中心波长1550nm的,其他看上面的帖,我就不一一翻译了。

只要是您在光电行业并且愿意,都可以和我联系,大家可以交个朋友。

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