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镜头结构
MTF 曲线图
纵轴：对比度
横轴：距图像中心的距离
S : 弧矢曲线
M : 切向
空间频率 15线/mm
空间频率 45线/mm
产品规格
| Type | FUJINON XF23mmF2 R WR | |
| Lens configuration | 10 elements 6 groups (includes 2 aspherical elements） | |
| Focal length | f=23mm (35mm in 35mm format equivalent) | |
| Angle of view | 63.4° | |
| Max. aperture | F2 | |
| Min. aperture | F16 | |
| Aperture control | ||
| Number of blades | 9 (rounded diaphragm opening) | |
| Step size | 1/3EV (19 steps) | |
| Focus range | 22cm - ∞ | |
| Max. magnification | 0.13x | |
| External dimensions : Diameter x Length*1 (approx.) | ø60.0mm x 51.9mm | |
| Weight*2 (approx.) | 180g | |
| Filter size | ø43mm | |
| Accessories included | Lens cap FLCP-43 Lens rear cap RLCP-001 Lens hood Wrapping cloth |
|
备注
*1 距相机镜头卡口法兰的距离
*2 不包括镜头盖和遮光罩