blue bubble: 20160623-IMG_4299_Canon EF 17-40mm f4 L USM
blue bubble: 20160623-DSC04208_Helios 44 58mm f2 silver M39
blue bubble: 20160623-DSC04216_Helios 44 58mm f2 silver M39
blue bubble: 20160623-DSC04228_Helios 44 58mm f2 silver M39