
Welch Allyn
Цена по запросу
Добавьте товар в заявку — менеджер рассчитает стоимость и сроки поставки и пришлёт коммерческое предложение.
A retinoscope is an AC-powered or battery-powered device intended to measure the refraction of the eye by illuminating the retina and noting the direction of movement of the light on the retinal surface and of the refraction by the eye of the emergent eye.