Nikon 16mm f/2.8D Fisheye- u' D0 C9 W; e: K/ U. v$ i, W
Field of view (FOV) - horizontal, vertical, diagonal:& F( d1 m% k2 O& |; v) Y, u
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•Full-frame=16mm, HFOV: 137° | VFOV: 88° | DFOV: 170°+ z0 c. X6 X6 h D5 ]9 l
•1.5x=24mm, HFOV: 88° | VFOV: 58° | DFOV: 107° g6 X6 c4 f/ ~$ D0 ]
3 Q2 Y$ A7 l3 A" eNumber of pictures required for a 360° panorama:8 c+ T G2 y* S+ G
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•Minimum (full-frame): N, 5 images every 72° at 0° pitch, Z (18% overlap)7 V' T9 w, j$ N" [. Y
•Recommended (full-frame): N, 6 images every 60° at 0° pitch, Z (32% overlap)
; {0 a- I7 S/ _- y0 ~/ j•Minimum (1.5x): N, 8 images every 45° at -30° pitch, 8 images every 45° at +30° pitch, Z
8 _) [% b/ u, A* g. m. }/ i' x, Y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) |