On that occasion twelve wide-angle telescopes were set up.
在这一天,他们架起了12座广角望远镜。
periscope binoculars
潜望镜式双筒望远镜
S: Yes, some of them include a built-in zoom lens with wide-angle and telephoto settings.
可以,有些自动机具备广角镜及远摄镜功能的内置变焦镜。
long focus lens
长焦距(望远)镜头
Theoretical Calculation of the Field-of-view Rotation Angles for the 1.2m Altazimuth Telescope in the Yunnan Observatory
1.2m地平式望远镜视场旋转角的理论计算
ultra-low-expansion mirror telescope
超低膨胀率镜望远镜
a binocular telescope microscope ]
双筒目]望远镜显微镜]
A binocular or field glass.
双目镜,双筒望远镜
prismatic binoculars
棱镜式双目望远镜.
The diameter of the objective of a telescope.
孔径望远镜物镜的直径
A telescopic device is used in conjunction with the prism.
棱镜与望远镜配合使用。
a small telescope attached to a large telescope to use in setting the line of the larger one.
装在大望远镜上的小望远镜。
See distant thing, with a telescope
看见远处东西,用望远镜
watch from a distance through binoculars
用双筒望远镜观看远处.
the ability of a microscope or telescope to measure the angular separation of images that are close together.
显微镜或望远镜能够测量靠得很紧的像的角度的能力。
an instrument for measuring horizontal and vertical angles, consisting of a small tripod-mounted telescope.
由固定的三角架望远镜组成的用来测量水平和垂直角的装置。
Binoculars, telescope, microscope, photographic camera and equipment.
双筒望远镜,望远镜,显微镜,照相机及附属品。
a reflecting telescope with an off-axis reflector.
带有远轴反射镜的反射望远镜。
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