Nikon 16mm f/2.8D Fisheye
- S( V: Z9 Q7 z0 M( y# Q+ SField of view (FOV) - horizontal, vertical, diagonal:
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•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170°! D' a9 K- s6 U. |
•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107°
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Number of pictures required for a 360° panorama:
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•Minimum (full-frame): N, 5 images every 72° at 0° pitch, Z (18% overlap)& \2 N' i |8 u, K
•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)
* x ~ A0 T' y: o) c•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z
% ]% Y6 h1 C9 f4 I! G N& _5 \歪把子后,对角线170度上扬5-10度,然后补地面。(根据计算,没有亲自实践仅供参考) |