Nikon 16mm f/2.8D Fisheye- z' t1 c+ ^0 j L
Field of view (FOV) - horizontal, vertical, diagonal:
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9 {6 Q# a, ?; s•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170°
; C+ V/ k/ [* d2 }•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107°: d; O( ~: k5 Z4 I3 y
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Number of pictures required for a 360° panorama:" v1 Q& ?( O. _5 [3 c2 d, d
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•Minimum (full-frame): N, 5 images every 72° at 0° pitch, Z (18% overlap) |* w8 u6 V9 r) i& Z
•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)% E/ w% c4 c8 r: j* A" r
•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z, W. {& |) o# ^, [* X& z+ R
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) |