Lightmeter Circuit Diagram

[L39chap]

Does anyone have an idea what the Voigtlander VC I or II lightmeter circuit diagram looks like? Is there something on the internet that shows a three LED system somewhere? Or even Galvo indicated?

 

[ChrisLivsey]

Does anyone have an idea what the Voigtlander VC I or II lightmeter circuit diagram looks like? Is there something on the internet that shows a three LED system somewhere? Or even Galvo indicated?

http://www.ghostgadgets.com/_howto/VisibleLight_Circuit/