Nikon 16mm f/2.8D Fisheye
1 ]) q" S) U1 n9 l% {; F. eField of view (FOV) - horizontal, vertical, diagonal:
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•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170° X, W+ n% p9 w
•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107°5 p7 P$ h0 n5 O E& j$ V, u1 c
l, R) T" v( \Number of pictures required for a 360° panorama:( s) k) g" ]' l2 J# B
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•Minimum (full-frame): N, 5 images every 72° at 0° pitch, Z (18% overlap)# `$ ~, q: }" i& W; {& O$ l( a
•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)
% G( j5 z# I. E9 Z( z! w6 l•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z
3 t# F. C! Q8 `0 x; b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) |