TY - BOOK AU - tUNNACLIFFE, A.H. AU - Hirst, J.G. TI - Optics SN - 0900099151 AV - RE953.T86 1996 PY - 1996/// CY - Canterbury, England PB - The Association of British Dispensing Opticians KW - Optics KW - Optics--Exercises N1 - Includes index ER -