Your query is not clear.
1. You asked for the legality in fixing the CCTV Camera in Factory/Office premises.
2. You reported that your employer did not provide any basic health related facility which are mentioned compulsory by the Labour Law.
Both are different subject and they do not have any link with each other.
Please ask the questions separately so that our members can give reply to your query.
21st February 2014 From India, Kumbakonam