Zeiss Distagon T* 21mm f/2.8 ZE Lens for Canon EF naudotas. Tel. +37060839650 kaina 720 Euro .
http://www.the-digital-picture.com/Reviews/Zeiss-21mm-f-2.8-ZE-Distagon-Lens-Review.aspx
. https://www.youtube.com/watch?v=XnXCiGLaCSY .
http://www.photozone.de/canon_eos_ff/470-zeiss_zf_21_28_5d . . https://www.google.lt/search?q=carl+zeiss++21/2.8++ZE+sample&tbm=isch&tbs=rimg:CZ-8GTZ2QBRYIji1US9Xxq2iVM3gP1kihvJA-zY_1v9bNU3ES2NO57LxJWnYl0StruTxV9n3_1Ai9tI-6RLezkkCp-CyoSCbVRL1fGraJUEUtmZz91JQV7KhIJzeA_1WSKG8kAR3F1kj7CZ1ssqEgn7Nj-_11s1TcRGnJHNVHvcatioSCRLY07nsvElaEXXIsabOifzdKhIJdiXRK2u5PFURFTMwYgc3lW8qEgn2ff8CL20j7hGJxJQeHgWrRSoSCZEt7OSQKn4LEcvPbtqV5pbk&tbo=u
.http://medvedevphoto.livejournal.com/70326.html