American White Pelicans (Pelecanus erythrorhynchos), Ring-billed Gulls (Larus delawarensis), and Double-crested Cormorant (Phalacrocorax auritus) at Lake Thunderbird in Norman, Oklahoma, November 16, 2022
American White Pelicans (Pelecanus erythrorhynchos), Ring-billed Gulls (Larus delawarensis), and Double-crested Cormorant (Phalacrocorax auritus) at Lake Thunderbird in Norman, Oklahoma, November 16, 2022
| Artist | John Moyer |
| F Number | 13.0 |
| ISO | 200 |
| Shutter Speed Value | 1/512 |
| Focal Length | 800.0 mm |
| Focus Distance Upper | 555.82 m |
| Focus Distance Lower | 81.91 m |
| Lens Model | EF100-400mm f/4.5-5.6L IS II USM +2x III |
| Field Of View | 2.6 deg |
| Hyperfocal Distance | 1636.03 m |
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Copyright John Moyer, All Rights Reserved. https://www.rsok.com/~jrm/