Category » How To’s

How To's

Testing for a Decentered Lens: an Old Technique Gets a Makeover

By

What is Decentering and What Does it Do? Strictly speaking, decentering would involve one or more of the lens elements being off of the central axis of the lens. This would prevent the curved surfaces of the lens from bending the light properly. In severe cases it could result in halos or ghosting. In most […]

How To's

How to Change your Camera’s LCD Cover

By

Inevitably, over time the plastic LCD cover on the back of your camera gets scratched, scuffed and generally ends up looking older than the camera really is. Most of the time it doesn’t matter much, you can see the images and menus just fine. But given enough scratches light glare may interfere with seeing the […]

How To's

The Lensrentals Lens Cleaning Methods

By

There are some articles I try hard to avoid writing. Politics, religion, the so-called benefits of UV filters and other things that get Fanboys riled up I avoid like the plague. So for two years, while people have asked over-and-over for me to write an article on how we clean lenses, I’ve politely refused. I’ve […]

How To's

How to Test a Lens

By

If you read my articles very often, you may have realized I’m not one to let a lack of knowledge prevent me from writing on a topic. First-hand knowledge I mean. I write a lot of articles that I may spend 6 weeks researching before I feel knowledgeable enough to start writing. But this is […]

Follow on Feedly