Still other examples of such anti-bacterials or ant-microbials are disclosed in U.S. Pat. No. 5,866,113 to Hendriks et al., and U.S. Pat. No. 5,891,506 to Keogh, which are incorporated herein by reference. [0095] Moreover, others examples of additives that can be applied according to the present invention are various materials useful for ophthalmic lenses, such as materials having radiation absorb