[1]
British Standards Institution 1985. Ophthalmic lens materials. BSI.
[2]
British Standards Institution 2009. Ophthalmic optics: mounted spectacle lenses. BSI.
[3]
Brooks, Clifford W. and Borish, Irvin M. 2007. System for ophthalmic dispensing. Butterworth Heinemann Elsevier.
[4]
Brown, Barbara and Brown, Barbara 2007. The low vision handbook for eyecare professionals. Slack.
[5]
Dickinson, Christine 1998. Low vision: principles and practice. Butterworth-Heinemann.
[6]
Jalie, M. 2007. Ophthalmic lenses and dispensing. Butterworth-Heinemann.
[7]
Jalie, M. and Association of British Dispensing Opticians 1984. The principles of ophthalmic lenses. Association of British Dispensing Opticians.
[8]
Janney, G.D. and Tunnacliffe, A.H. 2005. Worked problems in ophthalmic lenses. ABDO College of Education (Association of British Dispensing Opticians).
[9]
Obstfeld, Henri 1997. Spectacle frames and their dispensing. W.B. Saunders.
[10]
Wakefield, Kelvin G. and Bennett, Arthur G. 2000. Bennett’s ophthalmic prescription work. Butterworth-Heinemann.
