the second tunnel exploration

Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +0.7EV, ISO= 1800, SS= 1/30sec, f=4, Focus distance= 12mm, No flash
-
Camera：Nikon D300, Lens：AiAF Nikkor 28-105mm F3.5-4.5D
Exif：Aperture priority mode, 0EV, ISO= 200, SS= 1/160sec, f=4, Focus distance= 40mm, No flash
-
Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +0.7EV, ISO= 450, SS= 1/30sec, f=4, Focus distance= 12mm, No flash
-
Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +0.7EV, ISO= 2200, SS= 1/30sec, f=4, Focus distance= 12mm, No flash
-
Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +1.0EV, ISO= 200, SS= 1/30sec, f=4, Focus distance= 12mm, No flash
-
Camera：Nikon D300, Lens：AiAF Nikkor 28-105mm F3.5-4.5D
Exif：Aperture priority mode, 0EV, ISO= 450, SS= 1/30sec, f=3.5, Focus distance= 28mm, No flash
-
Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +0.7EV, ISO= 3200, SS= 1/25sec, f=4, Focus distance= 12mm, No flash
-
Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +0.7EV, ISO= 560, SS= 1/30sec, f=4, Focus distance= 12mm, No flash
-
Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +0.7EV, ISO= 3200, SS= 1/6sec, f=4, Focus distance= 12mm, No flash
-
Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +0.7EV, ISO= 800, SS= 1/30sec, f=4, Focus distance= 12mm, No flash
-
Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +0.7EV, ISO= 640, SS= 1/30sec, f=4, Focus distance= 12mm, No flash
-
Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, 0EV, ISO= 3200, SS= 1/25sec, f=4, Focus distance= 24mm, No flash