Long-focus long-flange video lens
The invention discloses a long-focus long-flange video lens, which is characterized in that the long-focus long-flange video lens sequentially comprises a first lens group, an iris diaphragm and a second lens group along a light incidence direction, the first lens group and the second lens group bot...
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| Format: | Patent |
| Sprache: | chi ; eng |
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