Nikon 16mm f/2.8D Fisheye) B H7 b5 @; x3 y3 L
Field of view (FOV) - horizontal, vertical, diagonal:& r- h, G0 \1 g5 W
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* O3 y( Y* D6 L6 ]3 r•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170°* s" a n5 x% W: k- E
•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107°
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9 m# }6 r! L9 A0 X) ?+ C. z% nNumber of pictures required for a 360° panorama:# w/ S/ B+ @7 W4 r2 d4 c: g6 R
/ O s6 p& L0 T0 B; N•Minimum (full-frame): N, 5 images every 72° at 0° pitch, Z (18% overlap)2 x% A- ]7 i3 ]- v m0 M
•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)
2 ^+ K- E3 I! X: |0 @7 Q•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z1 c- L/ C: ?' ~
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) |