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今日,佳能申请RF卡口变焦镜头专利(专利申请号:2020-197600)。
以下为本专利的实施例:
佳能RF 35-135mm F2.8镜头
- 焦距:35.39mm 69.00mm 132.93mm
- 光圈值:F2.85 F2.85 F2.85
- 半视角:31.44° 17.41° 9.24°
- 像高:21.64mm 21.64mm 21.64mm
- 镜头长度:173.35mm 186.83mm 203.35mm
- 后焦距:17.95mm 27.32mm 34.01mm
佳能RF 40-150mm F2.8镜头
- 焦距:40.06mm 69.00mm 147.97mm
- 光圈值:F2.85 F2.85 F2.85
- 半视角:28.37° 17.41° 8.32°
- 像高:21.64mm 21.64mm 21.64mm
- 镜头长度:173.35mm 191.43mm 218.30mm
- 后焦距:17.98mm 26.04mm 38.94mm
佳能RF 30-110mm F2.8镜头
- 焦距:30.99mm 69.00mm 109.92mm
- 光圈值:F2.85 F2.85 F2.85
- 半视角:34.92° 17.41° 11.13°
- 像高:21.64mm 21.64mm 21.64mm
- 镜头长度:173.09mm 189.92mm 203.35mm
- 后焦距:17.95mm 28.25mm 33.97mm