Zeiss Ikon
Zeiss Ikon Netter series was introduced in the late 30s and continued in production into the late 50s. An inexpensive camera they give very good results.
The 510/2 was introduced in Germany as the "Bob" and in the UK as the "Nettar". It is a 6x9 folder, has a Nettar f7.7 105mm lens and a Gauthier Everset shutter with speeds of 1/25 and 1/75.
The
518/16 has a
Novar
f4.5 75mm lens and a Vario shutter with speeds of 1/25sec, 1/75sec and
1/200sec.