Thanks for your post and votes on the Microsoft Translator forum.
We have released the latest version (v3.2.5) of the iOS app in the app store. This version contains several bug fixes including a fix for the camera translations issues you contacted us about.
Please update your app and let us know if this works and if you have any further questions.
Apologies for the inconvenience this may have caused and thank you very much for your patience while we were working on a fix.
Microsoft Translator Team