FAQs
Frequently-asked questions.
How to set aperture of the camera lens?
In NcStudio V10 CCD system, the camera lens is used, whose f-number (aperture)
ranges from F2.8 to F16.
Following are suggestions to adjust the f-number.
• If there are several light sources on the spot, it is suggested to set f-number to
F2.8, in order to ensure enough light passing through the lens.
• If there is individual light source for the camera, it is suggested to set f-number
to F4, in order to balance the depth of field and light passing through the lens.
See figure below for where to adjust aperture on the lens.
What’s the relationship among the focal length, aperture and
working distance?
CCD camera equals to a lens. See figure below for the light traveling road after going
through the lens.
WEIHONG ELECTRONIC TECHNOLOGY CO., LTD.
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