Category Archives: Resolution Tests

LensRentals Staff to Participate in Reddit Ask Me Anything on Monday at 3pm ET

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We’re excited to announce that Roger Cicala and Aaron Closz will be participating in an Ask Me Anything (AMA) session of reddit’s /r/photography forum on Monday at 3 pm ET. Over the last few years, /r/photography has been a huge supporter of our blog, so we wanted to give back by inviting the users of [...]

What Actually Happens When You Stop Down a Lens

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I got an email the other day that got me thinking. A guy simply asked “How far do I have to stop down a lens to get maximum performance. I’ve heard two stops from wide open. I’ve heard down to f/8. Which is correct?” I asked him which lens he was referring to, and was [...]

Tamron f/1.8 VC Prime Lenses Sharpness MTF Curves

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OK, for the first time I can remember, I've been browbeaten into doing a test I didn't plan to do. When Tamron released their neat little Tamron 35mm f/1.8 SP Di VC and Tamron 45mm f/1.8 SP Di VC lenses, I thought, well that's interesting, and the price point is reasonable and didn't think about them anymore. But [...]