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| истинная рефракция глаза, манифестная рефракция (Тантра) | |||
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определение преломления глаза путём подбора линзы (manual way to determine the best lenses, by placing various lenses in front of the patient's eyes and asking, "Which is better, lens A or lens B?"  allaboutvision.com kat_j) | |||
| manifest refraction: 2 phrases in 1 subject |
| Ophthalmology | 2 |