Author » Roger Cicala

I'm Roger and I am the founder of Lensrentals.com. Hailed as one of the optic nerds here, I enjoy shooting collimated light through 30X microscope objectives in my spare time. When I do take real pictures I like using something different: a Medium format, or Pentax K1, or a Sony RX1R.

Technical Discussions

Comparing Supertelephotos: Canon and Nikon

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We wanted people who have never handled supertelephoto lenses to be able to gauge their size and weight. So, here’s a comparison of Canon Supertelephoto lenses: And here’s a comparison of Nikon Supertelephoto lenses: Enjoy! Mike Henry Lensrentals.com More Lensrentals Articles

Equipment

Supporting Supertelephoto Lenses

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Take a look at a video we put together to explain the different options people have to support their supertelephoto lenses. Enjoy! Mike Henry Lensrentals.com More Lensrentals Articles

Lenses and Optics

Have You Seen My Acutance?

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Have you seen my acutance? A few words about sharpness and MTF charts Many of you know one of my pet peeves is strident internet arguments between photographers who are splitting hairs or misinformed. One major cause of these arguments is terminology: people use a nonspecific term which means something different to each of them. […]

Recommendations

Choosing a Ballhead

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My last blog was about choosing tripod legs, now we’ll move on to choosing a ballhead to complete the package. One thing to get out of the way first: I’m not going to consider pan-tilt heads (the ones with handles that stick out that you twist and rotate, often seen offered in eBay ‘package deals’—Comes […]

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