In tribute to Hubble's longest-running optical camera, a planetary nebula has been imaged as WFPC2's final "pretty picture."
这个行星状星云的照片被看成是WFPC2最后的“漂亮图片”，以向这个哈勃历史最悠久的光学相机表示敬意。
The present invention relates to optical camera focusing control mechanism design, belonging to optical technology field.
本发明属于光学技术领域，涉及对光学相机调焦机构的设计。
The range of detection is one important specification for expressing the ability of detection and recognition of space-based optical camera.
探测距离是衡量空间目标天基可见光相机探测、识别能力的一项重要指标。
The range of detection is one important specification for expressing the ability of detection and recognition of space-based optical camera.
探测距离是衡量空间目标天基可见光相机探测、识别能力的一项重要指标。
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