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January 1985

Bioptic Telescopes-Reply

Author Affiliations

Livingston, NJ

Arch Ophthalmol. 1985;103(1):13-14. doi:10.1001/archopht.1985.01050010015003

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In Reply.  —The only statement with which I agree is that the driver with binocular vision, while looking through a telescope with one eye and a spectacle correction with the other, sees no scotoma in a binocular field of vision. However, it is unreasonable to prescribe a telescope for only one eye in the patient with binocular vision; diplopia results when looking through the telescope.Even though it is self-evident that an individual with binocular vision wearing a telescope before one eye and a spectacle correction before the other will experience diplopia, I experimented on myself out of curiosity. My corrected vision is 20/20 OU, and I have binocular vision while looking through the ×3 bioptic telescopic spectacle (BTS) with both eyes.

Experiment 1.  —I wore the ×3 BTS before either my dominant or nondominant eye while wearing the spectacle correction before the other eye. I learned that I had

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