New Delhi, Jan. 31 -- The Delhi government has deployed retina-scanning cameras at all operational Atal Canteens across the Capital to prevent individuals from purchasing multiple subsidised meals at once, officials announced on Friday.

The move, officials familiar with the government's decision said, aims to ensure equitable access under the flagship scheme where a full meal is sold for Rs.5.

According to officials of the Delhi Urban Shelter Improvement Board (DUSIB), which is implementing the project, the biometric system allows canteen staff to verify whether a person has already availed a meal from any Atal Canteen on a given day. The scanners are linked to a centralised database covering all outlets in the city through Aadhar verif...