File:Chaika 2M with Industar 69 lens.jpg - Wikimedia Commons
File:Chaika 2M with Industar 69 lens.jpg - Wikimedia Commons,CHAIKA 2M Vintage Camera Soviet Union Lens: Industar-69 (2.8,CHAIKA 2M Vintage Camera Soviet Union Lens: Industar-69 (2.8,CHAIKA 2M Vintage Camera Soviet Union Lens: Industar-69 (2.8,CHAIKA-3 INDUSTAR 69 SONY #29 | eBay