objective lens
objective lens — 名詞
1. the piece of glass or system of glass pieces at the lower end of a microscope, o
物鏡
光學儀器中最靠近觀察物的鏡片
the piece of glass or system of glass pieces at the lower end of a microscope, or at the front end of a telescope, that collects light from the thing being looked at and focuses it to form a magnified picture inside the instrument
Dr. Okafor wiped the microscope's objective lens carefully before placing the slide underneath.
Okafor 博士在放置玻片前，仔細擦拭了顯微鏡的物鏡。
collocation: objective lens of [instrument]
The telescope's objective lens was covered with dust, so Lin cleaned it with a soft brush.
望遠鏡的物鏡沾滿灰塵，於是 Lin 用軟刷將它清理乾淨。
passive: was covered with dust
Yuki adjusted the objective lens of the compound microscope until the onion cells came into sharp focus.
Yuki 調整了複式顯微鏡的物鏡，直到洋蔥細胞變得清晰可見。
A larger objective lens on a telescope gathers more light and creates brighter images of distant stars.
望遠鏡的物鏡愈大，收集的光線就愈多，拍攝到的遙遠星球影像也愈明亮。
The repair shop charged Carmen forty dollars to replace the broken objective lens on her microscope.
修理店向 Carmen 收取了四十美元，更換她那台顯微鏡上損壞的物鏡。
- object glass
older or historical term for the same part of a microscope or telescope
- front lens
informal term, especially for telescopes and cameras
- eyepiece
the lens at the opposite end of a microscope or telescope, closest to the viewer's eye
- ocular lens
technical term for the eyepiece, the lens the observer looks through
文法句型
the objective lens of [instrument]
用法筆記
Frequently used with a possessive or of-phrase (the microscope's objective lens / the objective lens of the telescope). Distinguished from the eyepiece (ocular lens), which is the lens closest to the eye.