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The percentage spectral transmittance of crystalline and intraocular lenses listed in Table 1. Spectral transmittance data on 20D UVR-only absorbing IOL 1 (Alcon AcrySof MA60BM) and 2 (Pharmacia & Upjohn 720A) 20D lenses are from Lin, et al.31 UVR+blue absorbing IOL data (Alcon AcrySof Natural 20D lens) are from Mr Raphael Chan, Alcon Surgical Division, Forth Worth, TX, USA. The 53 and 75 year old crystalline lens transmittance data are from Boettner and Wolter.24
