Nikon 16mm f/2.8D Fisheye
8 J8 M2 o) Z0 t3 o* u6 J1 F- wField of view (FOV) - horizontal, vertical, diagonal:4 C/ X0 j+ ?9 B: o: d) v& \
2 b& N' g6 f; C; V/ N
. Y/ f8 i9 Y) K5 a•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170°' X8 B9 G- p7 ~% `1 r/ E+ [5 Z
•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107°
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Number of pictures required for a 360° panorama:/ E9 [5 I! {4 o8 r, |
( r( o' R6 X9 a' E1 r) x•Minimum (full-frame): N, 5 images every 72° at 0° pitch, Z (18% overlap). ~3 V+ d9 }3 k+ S* g( @, ^. q7 J0 l2 t
•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)2 ~9 s7 N* y6 m% T) r7 W) N
•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z
: H2 D8 V8 J5 W: V3 w Z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) |