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Testing early lenses

Lenses were essential in the early days of photography and optical understanding had to evolve in order to produce lenses more suited to the requirements of photography. Today we assume that our modern lenses are immesely superior to those produced i

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Magic Lantern Lens.

Hi, I have a large 6" Brass Magic Lantern lens, but I can't find a Manufacturers name on it. There is a Trade Mark on the front and it says London Made and Established 1816. I wondered if anyone could tell me the company it belongs to. Thanks in adva

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4 Replies · Reply by Gerry Palmer Jun 29, 2024

Dance photographs

Hello, I am a New Zealand historian looking for collections from the 1920s that may contain the work of two photographers/studios: Joe Davis and Walden Hammond. Specifically photographs relating to Jan Caryll and the dancing duo, Caryll and Delyse. 

A

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On early apertures

I recetly took delivery of a Grubb A3 Petzval lens dating to the early 1860s (I know its before 1865 as there are records from then). After cleaning decades of filth from the glass (including an old sticker on the rear element) it proved to have near

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