Nikon 16mm f/2.8D Fisheye+ F* m) S" h6 }" B5 K# h# k
Field of view (FOV) - horizontal, vertical, diagonal:
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6 D* i; p0 K* _7 p0 d•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170°
' j5 y* {) s& R•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107°7 g" k! ^+ J0 c: w5 i
# ^3 r D6 f- X" r0 v2 XNumber of pictures required for a 360° panorama:$ @8 d0 k1 e7 a2 H6 ?
# E0 ]3 `. D' C9 Y/ w- a•Minimum (full-frame): N, 5 images every 72° at 0° pitch, Z (18% overlap)! v4 s* ?- Q5 |3 c
•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)- {' n8 Z9 r5 ^) m! {7 J) i* {3 b' z2 R
•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z8 @( l; m2 g( n- p1 O4 g4 L; _
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) |