Nikon 16mm f/2.8D Fisheye
6 S' W s2 ~3 h8 A5 NField of view (FOV) - horizontal, vertical, diagonal:
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( r! y; q( t6 v& w/ d( p* h' p6 n•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170°; O/ r! Q4 U1 K* P1 w
•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107°- Q7 w9 n; r* M; S$ m, d
5 L) P& ^ S0 A( w* z; ^8 o# NNumber 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)* ?# ^$ r0 }% f. o0 ^. e. U
•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)
3 x0 ?' K' l, Y•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z
+ u1 C9 s6 _) R, e/ H. y K6 P6 k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) |