focal length

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sri
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Location: thirunallar,karaikal

focal length

Postby sri » Wed May 30, 2018 2:59 am

hi,
iam a newbie to openmv cam is it possible to determine the focal length using openmv cam.
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kwagyeman
Posts: 2282
Joined: Sun May 24, 2015 2:10 pm

Re: focal length

Postby kwagyeman » Wed May 30, 2018 3:08 am

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

https://openmv.io/collections/products/ ... nmv-cam-m7

But, I guess you're asking for if the lens is in focus? Is that it?
Nyamekye,
sri
Posts: 9
Joined: Tue May 08, 2018 2:16 am
Location: thirunallar,karaikal

Re: focal length

Postby sri » Wed May 30, 2018 6:38 am

s s sir
sri
Posts: 9
Joined: Tue May 08, 2018 2:16 am
Location: thirunallar,karaikal

Re: focal length

Postby sri » Wed May 30, 2018 7:40 am

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
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kwagyeman
Posts: 2282
Joined: Sun May 24, 2015 2:10 pm

Re: focal length

Postby kwagyeman » Thu May 31, 2018 12:58 am

Please see the examples:

In the IDE:

File -> Examples -> Color Tracking -> Multi Color Blob Tracking
Nyamekye,

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