Apr 20 - Pinhole tulips

Apr 20 - Pinhole tulips

Need some practice with pinhole before the Worldwide Pinhole Photography Day on Apr 28.
Camera: Canon EOS 7D (Canon)
Focal Length: 50 mm
Exposure: 138 sec
Aperture: N/A
ISO: 100
Captured: 2013-04-20 22:00:25