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| simple lens; element (an element of a compound lens is a single uncompounded lens, i.e. a part constructed of a single piece of glass) | |||
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einfache Linse : 2 фрази в 1 тематиці |
| Оптика розділ фізики | 2 |
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| |||
| simple lens; element (an element of a compound lens is a single uncompounded lens, i.e. a part constructed of a single piece of glass) | |||
|
einfache Linse : 2 фрази в 1 тематиці |
| Оптика розділ фізики | 2 |