Vest Pocket KODAK
The best seller roll film cameras in the wold that was calld VPK and started manufacturing from 1912 to 1926.
It is famous in Japan that the VPK's single meniscus lens is good for a soft image focus as beautiful flare as Verito lens. The flare is gotten when the hood in front of the lens removed.
A hood is rather control the aperture so as not to extra open than the value F11.