The Agfa-Gevaert Story

by 16:9The MakersPosted on No Comments

Colour and Collaboration The Agfa story begins in 1867 in Rummelsburger See, on the outskirts of Berlin, when chemists Paul Mendelssohn Bartoldy and Carl Alexander von Martius founded the Gesellschaft Für Anilin-Fabrikation mbH. For the next 120 years, this expertise cast the die for Agfa’s successes and failures: aniline is a base ingredient in dyes, …

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90mm Projector Lens Group Test

by 16:9Lens ReviewsPosted on No Comments

Most makers of 35mm slide projectors offered a bread-and-butter plastic-barrel 85/2.8 and an optically superior upgrade that could be specified at purchase or retro-fitted. These lenses typically (though not always) jumped to 90mm but were always a little faster: commonly f2.4 or f2.5. The glass wasn’t just longer, it was deeper: deluxe options eschewed triplets …

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