Category Optical Tune Ups | Lensrentals Blog

Lenses and Optics

Optical Tune Ups

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It’s not  falling that hurts, it’s the sudden stop at the end.    -Author Unkown     Understandably, people are concerned with whether a new lens they buy is functioning properly and optically within specifications. One thing I harp on is that we also need to watch our lenses over time. Bumps, drops, and normal […]

Lenses and Optics

Metabones Magic?

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A few days ago I learned about the Metabones Speed Booster. For both of you who haven’t heard yet, this is an adapter containing optical elements and electronic controls that allows you to mount Canon EF lenses to Sony NEX cameras (other versions are planned for other lenses and cameras). The quick summary is the […]

Equipment

Quick Resolution Tests on Two New 70-200s

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We got stock on two new 70-200mm lenses this week: the Nikon 70-200 f/4 VR and the Tamron 70-200 f/2.8 VC. I would have loved to do some side-by-side comparisons. They’re priced similarly and I expect a lot of Nikon shooters will be choosing between these two since both are quite a bit less expensive […]

Lenses and Optics

Canon 24-70 Mk II Variation

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A while back we ran Imatest resolution numbers on a few copies of the Canon 24-70 Mk II. That was right at release time and the resolution was most impressive, but we only had 5 copies available to test. Over the next couple of months a number of reviews came out. Most seemed to consider […]

Lenses and Optics

Scoping Out Digiscoping

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Digiscoping I’ve always been a bit fascinated by digiscoping. For those who are out of the loop, digiscoping involves taking images through a spotting scope rather than a camera lens. The advantages are obvious. A spotting scope provides magnification equivalent to a lens of 1,250 to 3,000mm. Who wouldn’t want that? Not to mention a […]

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