james webster targeted female shoppers at the lidl store in maidenhead , berkshire , as they hunted for bargains in the large chest freezers .
the 35-year-old was caught after attracting the attention of a fellow shopper , who spotted him moving the bag he was carrying closer to his unsuspecting victim .
security guards discovered webster had cut a hole in the bag through which he placed the lens of a camera so he could face prison .
but webster walked free from court after magistrates sitting in slough , berkshire , ordered him to complete a sexual offences treatment programme .