Nikon 16mm f/2.8D Fisheye" x9 {' S' f$ C: q
Field of view (FOV) - horizontal, vertical, diagonal:6 b' a Y) [1 P* Z- ~3 H x: a
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, R, }6 c+ m, D; `9 o•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170°
7 v: t( O. G8 E A6 z1 n! @•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107°. U& r* \4 G* z- f1 n! x: Q
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Number 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)8 g6 O5 E4 Q; ^; N$ C/ [" e
•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)
7 u- P; ]' J$ E# q! j& E+ i. j•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z
& i( d# B w' j$ p/ _, Z/ h4 }/ O, e/ R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) |