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单词 eyepiece
释义 DEFINITIVE EXAMPLES 权威例句〔compound microscope〕A microscope consisting of an objective and an eyepiece at opposite ends of an adjustable tube.复显微镜:将一物镜和一目镜分装在一个可调节镜筒的两端构成的显微镜美国传统〔cross hair〕Either of two fine strands of wire crossed in the focus of the eyepiece of an optical instrument and used as a calibration or sighting reference.十字丝:呈十字形交叉于光学仪器的目镜焦点上的两根细丝之一,用于校准或瞄准参考美国传统〔field lens〕The lens positioned farthest from the eye in a compound eyepiece.物镜:在复合目镜中离眼睛最远的透镜美国传统〔filar〕Having fine threads across the field of view for measuring small distances, as in the eyepiece of a telescope.视域里画有丝纹的:有用于测量小距离的通过视野的细线的,如在望远镜的目镜片中美国传统〔leap〕He put his eyes to the eyepieces of the binoculars and the Germans leapt into sight.他把眼睛贴近双筒望远镜,德国兵跃入了眼帘。英汉大词典〔loupe〕A small magnifying glass usually set in an eyepiece and used chiefly by watchmakers and jewelers.高倍放大镜:通常放在目镜中的放大镜,形状小主要供珠宝商和钟表商使用美国传统〔ocular〕The eyepiece of an optical instrument.光学仪器的目镜美国传统〔peep sight〕A rear sight of a firearm consisting of an adjustable eyepiece with a small opening through which the front sight and the target are aligned.觇视孔,准门,照门:一个由可调整且有小开口的目镜组成的武器后瞄准镜,通过瞄准镜开口使前瞄准镜和目标成一直线美国传统〔reflecting telescope〕A telescope in which light from the object is gathered and focused by a concave mirror, with the resulting image magnified by the eyepiece.反射式望远镜:一种物体的光被凹面镜收集并集中的望远镜,所成图像被目镜放大美国传统〔refracting telescope〕A telescope in which light from an object is gathered and focused by lenses, with the resulting image magnified by the eyepiece.折射望远镜:一种物体的光被一组透镜收集和聚焦、所成图像被目镜扩大的望远镜美国传统〔reticle〕A grid or pattern placed in the eyepiece of an optical instrument, used to establish scale or position.标线片,标线:置于光学仪器目镜中的格子或图式,用以确定大小或位置美国传统〔stereoscope〕An optical instrument with two eyepieces used to impart a three-dimensional effect to two photographs of the same scene taken at slightly different angles.体视镜:一种具有两个视孔的光学仪器,用于使两张同一物体在略有不同的角度拍摄的照片看起来具有三维效果美国传统
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