|Camera industry in Berlin|
|Agfa | Amigo | Astro Berlin | Bermpohl | B W | Foth | Goerz | Grass & Worff | Plasmat | Rudolph | Rüdersdorf | Schulze & Billerbeck|
Grass & Worff was a supplier of technical goods like lenses, radios and grammophones. It was based in Berlin. It worked closely together with the industry so that it could offer lenses under its own name or projectors, radios and grammophones under the brand name Grawor.
|Extra Rapid Aplanat 13x18 f8|
- Extra Rapid Aplanat
- Rapid Rectilinear Aplanat