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Lacquer may be applied to an ophthalmic lens in various ways in order to obscure the vision as much as required without an objectionable appearance. This is due to the minute refracting irregularities distributed on the surface of the lacquer as it dries. Lacquer gives the ophthalmologist an additional means of obscuring vision which has some advantages over the standard methods.
The advantages over the use of atropine in the fixing eye are as follows: 1. Distance and near vision are equally affected by the lacquer. 2. There are no allergic reactions. 3. The objectionable appearance of the dilated pupil is avoided. 4. The amount of obscuration of sight can be controlled by the application of the lacquer.
The advantages over a patch are as follows: 1. Binocular vision is stimulated rather than suppressed. 2. The lacquered lens is worn all the time, which is important in the treatment of