Mxx cameras are normally supplied with a 12mm lens: should you wish to use a different focal length, two alternatives are available (at the same cost):
Nominal working distance and field of view as delivered are according to following table:
Working distance is referred to the front of the camera.
M40 uses a 1/3" sensor (4,736 x 3,552 mm).
M50 uses a 1/4" sensor (3,584 x 2,688 mm).
Prices for these lenses are >>>here<<<
Need a different working distance or field of view?
It is very easy to adjust the position of the lens (by simply turning it) so that significantly different working distance and field of view can be achieved.
Field of view Vs. Working distance is plotted here: (click to enlarge)
The full lens selection and adjustment guide with all possible combinations is available from our download page.
Here's some useful data:
Minimum working distance
Maximum working distance
Field of view @ several working distances (with 12mm lens)
Or, a special version of M40 and M50 is available that has a C-Mount lens adapter: you can then use any lens for any field ov view. Pls ask...