• Delta Lens Grading

Introduction The Delta Hall of Fame grades for sharpness 200 enlarger, projector and industrial lenses at two working distances. Lenses that score 90%+ are awarded Gold – reference-quality.Lenses that score 80-90% are awarded Silver – serviceable for professional use.Lenses that score 70-80% are awarded Bronze – borderline suitable or obviously compromised.Lenses that score below 70% …

PHOTOGRAPHER PROFILES Dhina A >The bubble is strong with this one. Dhina’s images lean hard into the poetic properties of slide projector lenses with a distinct sensibility. Martin Dlouhy >People can’t get enough pictures of dogs, or the dreamy range of Meopta cine projector lenses. Martin has elevated the combination to the level of fine …

Meopta Enlarger Lenses

Přerov, in the former Czech Republic, has been the production base of Meopta since 1933, when it was founded by Alois Mazurek, an enterprising professor at a local industrial school. Prior to nationalisation and re-branding in 1946 the company was known as Optikotechna Přerov. It is testimony to their build quality that a surprising number …

What’s in a Name?

Frequently, confusion. As if we didn’t have enough trouble cataloguing lenses with names like Bender, Nooky and Veginar, (thanks Lumaplak, Leica and Boots), Delta-world is far from the semantic ideal of one name for one thing. Major changes to a lens design sometimes go unflagged, while other, outwardly dissimilar lenses are optically identical. In many …

The Noritsu Story

NB: This is a draft article with a number of omissions and content to be added. If you have any in-depth information, or original manufacturer manuals, catalogues or period advertisements that might be relevant, please email Mark here. Peer review and contributors welcome, and will be credited. Similarly, if you have any memorable images shot …

50mm Heroes

Everyone and their aunt made a 50mm enlarger lens. And if you use a 50mm enlarger lens, you have to ask: why not use one of the hundreds – nay, thousands – of standard 50mm taking lenses, which everyone’s aunt and uncle made too? Adding to the excitement, we even find the odd wide angle …