objectglass
常見例句
- 344-359) describes a micrometer in which a negative lens is introduced between the eye-piece and the objectglass.
雙重圖象測微表與分開的透鏡。各種各樣的測微表被發(fā)明了除heliometer 以外爲(wèi)測量由重象。Ramsdens 屈光的測微表包括一個分開的透鏡被安置在一臺地球望遠(yuǎn)鏡的架設(shè)的眼睛琯的最內(nèi)在的透鏡的共軛焦點。 返回 objectglass