optical specialty的用法和樣例：
例句
- Effects of the fusion temperature on optical properties of biconical fibers are experimentally studied.
實驗研究了熔燒溫度對雙錐光纖光學特性的影響。 - Their mechanical and optical behavior can be explained more easily by means of the analogy of the wax-impregnated sponge.
它們的力學和光學特性通過用浸蠟海綿作模擬，更容易進行解釋。
