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—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.
—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
Fonda G. Bioptic Telescopes-Reply. Arch Ophthalmol. 1985;103(1):13–14. doi:10.1001/archopht.1985.01050010015003
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