Nikon 16mm f/2.8D Fisheye7 h% T6 b0 f ?! @
Field of view (FOV) - horizontal, vertical, diagonal:' }2 q: |% v! o& f
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•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170°% h5 N8 r) M' {) d o
•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107°
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Number of pictures required for a 360° panorama:" T) R7 P- P \1 u |
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•Minimum (full-frame): N, 5 images every 72° at 0° pitch, Z (18% overlap)
; ]! y4 B: Y0 ]$ a•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)
5 j- W5 } `; w•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z3 Y2 @* U5 z( r* J5 H. m# 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) |