近日,佳能公布编号为US20190149727的变焦移轴镜头专利,其中涉及TS-E 24-100mm f/4、TS-E 30-80mm f/4-6.3两款镜头设计。目前佳能EF镜头系统的移轴镜头均为定焦镜头设计,变焦移轴镜头的出现势必会提高移轴拍摄的工作效率。
佳能TS-E 24-100mm f/4镜头专利详情:
- 焦距:24.74mm 49.55mm 99.94mm
- 光圈:4.13 4.31 4.42
- 半画角:41.17° 23.59° 12.21°
- 像高:21.64mm 21.64mm 21.64mm
- 镜头全长:159.00mm 174.75mm 200.33mm
- 后焦距:43.99mm 55.44mm 69.75mm
佳能TS-E 30-80mm f/4-6.3镜头专利详情:
- 焦距:31.15mm 55.06mm 129.92mm 39.12mm 83.69m
- 光圈:4.52- 5.96 6.08 5.97 6.07
- 半画角:34.78° 21.45° 9.45° 28.94° 14.49°
- 像高:21.64mm 21.64mm- 21.64mm 21.64mm 21.64mm
- 镜头全长:168.22mm 182.25mm 205.02mm 173.45mm 192.88mm
- 后焦距:55.33mm 69.40mm 89.40mm 61.34mm 78.11mm
via:canonrumors