To the Editor.
—I read with special interest the article on intraocular lens (IOL) power by Singh and associates1 in the August 1987 issue of the Archives. All implant surgeons have to make the decision whether to use a "standard" 20-diopter (D) power lens or to customize the lens power to the eye receiving the implant. The visual needs of the patient should be one of the deciding factors. My special interest stems from the fact that I had monocular cataract surgery with posterior chamber lens implantation performed in June 1987. For 15 years, the eye that developed the cataract was 2.5-D myopic, and I found this "natural" monovision to be very convenient. Most of the year before the surgery, I had to rely on my emmetropic, but presbyopic, noncataractous eye, and I wore glasses the majority of the time. In talking with my surgeon about IOL power preoperatively,