Every once in a while, I get asked why some lenses are so much more expensive compared to others. Interestingly, this question comes from both beginners and advanced photographers, but in different contexts. Beginners want to know why pro-level lenses are a lot more expensive than consumer lenses, while knowledgeable photographers wonder about what makes niche/exotic lenses from companies like Zeiss and Leica so much more expensive than modern professional lenses. These are all interesting and valid questions, so I thought writing a couple of articles to attempt to answer these questions would be useful for our readers. In this article, I want to answer the first beginner question on what makes professional lenses expensive.
1) Lens Categories
To understand differences between lenses, I believe it is important to first categorize them into different groups. This is obviously a subjective categorization, something I personally came up with to group lenses in our lens database: