I'm looking to buy any one of the following lenses: Canon 24mm f2.8 Canon 28mm f1.8 Sigma 24mm f1.8 Sigma 28mm f1.8 Mamiya TLR 55mm f4.5 Mamiya TLR 105mm f3.5 DS I'm in Helsinki and I can meet up in the city centre some time this week. Send me a private message if you have one for sale!