in production of cup needle

Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, 0EV, ISO= 200, SS= 1/200sec, f=4, Focus distance= 12mm, No flash
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Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +1.0EV, ISO= 900, SS= 1/30sec, f=4, Focus distance= 24mm, No flash
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Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, 0EV, ISO= 220, SS= 1/30sec, f=4, Focus distance= 24mm, No flash
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Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, 0EV, ISO= 200, SS= 1/80sec, f=4, Focus distance= 12mm, No flash
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Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, 0EV, ISO= 200, SS= 1/50sec, f=4, Focus distance= 16mm, No flash
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Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, 0EV, ISO= 200, SS= 1/125sec, f=4, Focus distance= 24mm, No flash
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Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, 0EV, ISO= 200, SS= 1/60sec, f=4, Focus distance= 24mm, No flash
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Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +1.0EV, ISO= 1600, SS= 1/25sec, f=9, Focus distance= 22mm, No flash
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Camera：Nikon D300, Lens：Tokina AT-X12-24mm F4DX
Exif：Aperture priority mode, +0.7EV, ISO= 400, SS= 1/3sec, f=4, Focus distance= 12mm, No flash