The lenses completely made of glass have appeared much later and, possibly, for the first time have been used in XI century by the monks working on manuscripts.
The lenses completely made of glass have appeared much later and, possibly, for the first time have been used in XI century by the monks working on manuscripts.
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Повністю зроблені зі скла лінзи з'явилися набагато пізніше й, імовірно, уперше були використані в XI столітті ченцями, трудившимися над рукописами.
assistant