Bob Hahn Photo: Bethlehem Steel, SteelStacks, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 38 mm, 200 Exposure: 1/200 sec@ƒ / 10
Bob Hahn Photo: Bethlehem Steel, SteelStacks, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 20 mm, 400 Exposure: 1/200 sec@ƒ / 14
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 47 mm, ISO 200 Exposure: 1/160 sec@ƒ / 8.0
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.7-14mm F2.8 at 8 mm, ISO 200 Exposure: 1/60 sec@ƒ / 14
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.7-14mm F2.8 at 10 mm, ISO 200 Exposure: 1/80 sec@ƒ / 13
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.7-14mm F2.8 at 10 mm, ISO 200 Exposure: 1/80 sec@ƒ / 9.0
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.7-14mm F2.8 at 10 mm, ISO 200 Exposure: 1/80 sec@ƒ / 11
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 20 mm, ISO 200 Exposure: 1/80 sec@ƒ / 13
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 100 mm, ISO 200 Exposure: 1/80 sec@ƒ / 11
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 41 mm, ISO 200 Exposure: 1/80 sec@ƒ / 13
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 23 mm, ISO 200 Exposure: 1/320 sec@ƒ / 9.0
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 23 mm, ISO 200 Exposure: 1/640 sec@ƒ / 4.0
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII M.40-150mm F2.8 + MC-14 at 125 mm, ISO 200 Exposure: 1/80 sec@ƒ / 11
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII M.40-150mm F2.8 + MC-14 at 73 mm, ISO 200 Exposure: 1/80 sec@ƒ / 16
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 20 mm, ISO 200 Exposure: 1/125 sec@ƒ / 11
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 12 mm, ISO 200 Exposure: 1/200 sec@ƒ / 4.0
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 38 mm, ISO 200 Exposure: 1/400 sec@ƒ / 4.0
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 24 mm, ISO 400 Exposure: 1/125 sec@ƒ / 10
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 12 mm, ISO 200 Exposure: 1/125 sec@ƒ / 11
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.40-150mm F2.8 at 70 mm, ISO 200 Exposure: 1/100 sec@ƒ / 10
Bob Hahn Photo: Hoover-Mason Trestle, Bethlehem Steel, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.40-150mm F2.8 at 40 mm, ISO 200 Exposure: 1/100 sec@ƒ / 10
Bob Hahn Photo: Hoover-Mason Trestle, Steel Stacks, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 15 mm, ISO 200 Exposure: 1/15 sec@ƒ / 10
Bob Hahn Photo: Hoover-Mason Trestle, Steel Stacks, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 12 mm, ISO 200 Exposure: 1/125 sec@ƒ / 16
Bob Hahn Photo: Hoover-Mason Trestle, Steel Stacks, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 17 mm, ISO 200 Exposure: 1/800 sec@ƒ / 9.0
Bob Hahn Photo: Hoover-Mason Trestle, Steel Stacks, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 16 mm, ISO 200 Exposure: 4.0 sec@ƒ / 5.6
Bob Hahn Photo: Hoover-Mason Trestle, Steel Stacks, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 23 mm, ISO 200 Exposure: 4.0 sec@ƒ / 5.6
Bob Hahn Photo: Hoover-Mason Trestle, Steel Stacks, Bethlehem, PA, © 2017 Bob Hahn, E-M1MarkII OLYMPUS M.12-100mm F4.0 at 29 mm, ISO 200 Exposure: 1.0 sec@ƒ / 5.6