50 mm

focal length 50 mm 18,156 photos . 2004-10-16 - 2014-05-10 . create a photo strip out of this subject . 7 lenses . 20 exposure times

photo 054280 Desmodus Popeye [OSH cs 25 var] . photo 054285 EP Bluestream's Benjamin (Tuukka) [SOM o] . photo 054286 VitaeVis Alfred Jodocus (Aku) [SPH n 03]

All photos © Heikki Siltala. The photos are immediately available both for non-commercial and commercial uses under the Creative Commons Attribution 3.0 License. There is no need to get a more specific permission or to pay money. The attribution is Heikki Siltala or catza.net.