Questions tagged [manufacturing]

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6
votes
2answers
189 views

What are the production cost breakdowns for lenses?

I am very curious to know what the breakdown is for lens production costs. This information is hard to come by, and I am unable to find any reliable sources. Obviously, I can't just email Canon to ...
3
votes
1answer
78 views

What companies across the world are manufacturing 35mm film, and where (as of August 2018)?

Although there are numerous film brands available in shops and online, I'm interested in knowing who is manufacturing them, and where their factories are. I've limited the question to 35mm film, ...
9
votes
1answer
1k views

How is a Bayer filter manufactured?

Following on from an earlier question about bayer filters, it got me wondering: How are they actually manufactured? How do they apply such a small amount of dye to each sub pixel? My best guess ...
6
votes
1answer
439 views

What is the defect rate of lenses?

I've read a lot of reviews on sites like photozone.de, the-digital-picture.com and the likes and found that quite a few of their review samples turn out to be defective (including the premium 'L' ...