Product
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High quality zoom lens
The main characteristics of a single cylinder lens,
L 0.7X-4.5X zoom range,
L can access 2X doubler and to improve the overall level of magnification, also can be connected with 0.5X, 0.25X wide-angle lens to expand our horizons.
L and 1/4 ", 1/3", 1/2 "and 2/3" like a camera with the use of
L high times when numerical aperture of 0.093, the highest resolution up to 270 lines of
L low times when numerical aperture of 0.032, with excellent sharpness performance
L in the use of 2/3 camera with 0.25X wide-angle lens, the maximum field of view can be extended to: 57mm
Color and resolution performance of L is better than that of the same product
The main optical parameters of two, standard configuration
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放大倍率 |
共轭距 |
工作距 |
数值孔径 |
|
0.7X-4.5X |
318mm |
90mm |
0.093 |
|
不同倍率的光学属性 |
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倍率 |
0.7X |
1X |
2X |
3X |
4X |
4.5X |
|
数值孔径 |
0.032 |
0.045 |
0.07 |
0.086 |
0.093 |
0.093 |
|
景深（mm） |
0.53 |
0.27 |
0.11 |
0.074 |
0.063 |
0.063 |
|
分辨率（线对） |
90 |
130 |
200 |
250 |
270 |
270 |
|
畸变（1/2″摄像机时） |
0.49% |
0.2% |
0.05% |
0.1% |
0.1% |
0.1% |
Projector ac...