focal length

hi,
iam a newbie to openmv cam is it possible to determine the focal length using openmv cam.

Hi, you can find the focal length of the lens here:

But, I guess you’re asking for if the lens is in focus? Is that it?

s s sir

hi and i want to know one more thing that whether i can calculate the x and y coordinates of the various red coloured blobs if possible can u pls help me with code

Please see the examples:

In the IDE:

File → Examples → Color Tracking → Multi Color Blob Tracking