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Category » Technical Discussions

RED Ranger Rental Cinema Camera

Equipment

A Look at the RED Ranger 8K Production Camera

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The most important thing about RED’s new Ranger is that it’s rental only, not because that’s a first for RED (though it is), and not because we’re the only online rental house carrying it (though we are), but because it’s indicative of the customer it’s designed for. This isn’t a camera for owner-operators. I don’t […]

Just MTF Charts

Just the MTF Charts: Micro 4/3 Lenses

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Not a lot to say specifically about the m4/3 lenses except please don’t ask why your favorite isn’t on here; this is all I’ve got. Some of the newer m4/3 have linear electronic focusing which can’t be tested on the bench without a specialized, expensive mount and we don’t have one. Even for the ones […]

Equipment

Just MTF Charts: Rokinon / Samyang Lenses

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I’m going to add some qualifications to the Rokinon / Samyang MTF post. First, the results are a mixture of both brands (which are identical except for the label). Lensrentals stocks mostly Rokinon labeled because of better (the bar is low here) service in the U.S., so the website calls them Rokinon. Our software calls them Samyang because Samyang Optics […]

Sony 135mm MTF Sharpest Lens Ever

Equipment

Sony FE 135mm f1.8 GM Early MTF Results

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As is sometimes the case, I got access to a couple of pre-release copies of the new Sony FE 135mm f1.8 GM lens. Of course, if I get access, it gets MTF bench tested. I mounted the first one, sipped my coffee and then lost my mind and started shouting various expletives, enough to bring […]

How To's

Getting Started in Deep Space and Astrophotography

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It is sometimes said that astrophotography is one of the most challenging types of photography out there. There are numerous technical problems to overcome, substantial initial investments, and a considerable chance of getting burnt out if you get too frustrated. Luckily enough people have attempted astrophotography to form a general idea about what the best […]

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