The Plastic Depth Lens "Imagon" 1:5.8 written by Heinrich Kuhn! Thanks to Russell Young for providing this Manual/Catalog Pages!!! The Plastic Depth Lens "Imagon" 1:5.8 Page 1 The Plastic Depth Lens "Imagon" 1:5.8 Page 2 The Plastic Depth Lens "Imagon" 1:5.8 Page 3 The Plastic Depth Lens "Imagon" 1:5.8 Page 4 The Plastic Depth Lens "Imagon" 1:5.8 Page 5 The Plastic Depth Lens "Imagon" 1:5.8 Page 6