An eyepiece lens is constructed with, in order from an entrance side for light to an exit side for light, first, second, third, fourth and fifth lens units of negative, positive, positive, positive and positive refractive powers, respectively. Each of the first, second, third, fourth and ...
to the viewed object, and a folded path which includes an objective lens set (50, 150) an intensifier (60) which converts visible and infrared light to a visible intensified light, and an eyepiece lens set (70, 170) arranged in a loop in a plane perpendicular to the see-through path....
a3.物镜、目镜用后应装入盛有干燥剂的器皿内(自备),将目镜筒盖罩在镜筒上 3. objective lens, the eyelens should load with after have in the drying agent household utensils (to supply for oneself) abundantly, eyepiece slide cap cover on lens cone[translate]...
阿贝式目镜是在目镜和十字刻线间装有一个全反射小三棱镜。光线由十字窗射到小三棱镜上,经全反射后,照亮十字刻线,通过物镜向外射出光线,当光线遇到与之垂直的平面镜反射后再进入望远镜,所成的绿十字像与十字刻线重合。利用阿贝式目镜可以借其自身发出的平行光束进行调准,故称为自准直望远镜。
[translate] aZoom and Zip like Australia 徒升和邮编象澳洲[translate] aparfocal manual turret, eyepiece and objective lens are optional. parfocal手工塔楼、目镜和物端透镜是任意的。[translate]
Pvs 14 Night Vision Tube Objective Lens Anti-Impact Lens Pvs14 Eyepiece Rear Lens, You can get more details about Pvs 14 Night Vision Tube Objective Lens Anti-Impact Lens Pvs14 Eyepiece Rear Lens from mobile site on Alibaba.com
With the LOW POWER objective leans placed over the slide, use the coarse focus knob to lower the lens to the lowest point.6. Look through the eyepiece with one eye while closing the other eye. Slowly raise the lens until teh focus is relatively clear.7. Use the fine focus knob to ...
LUGER 10x50 23mm eyepiece diameter objective lens long range hunting binoculars telescope, You can get more details about LUGER 10x50 23mm eyepiece diameter objective lens long range hunting binoculars telescope from mobile site on Alibaba.com
objective lens in the equatorial position, it is always in synchronous latitude for viewing from earth, as it has been doing for the past billion years. So we can merely pick up this view by picking up the longitude with the eyepiece. Heretofore, all conventional telescopes have been moving ...
Since I am a beginner, I can only compare it with my Celestron 70/400 refractor telescope. I find the quality the same. I only use the 60/300 lens with very low power, eyepiece 20 and 25mm. Serve for binoculum No, I used it for a telescope. ...