Blog Archives

Nikon Z6/Z7 VR Analysis with Reikan FoCal

A few days ago, Nikon issued a service advisory for a fault with the VR (Vibration Reduction) system built into the Z6 and Z7 cameras, and it got me thinking about how you would test the performance of the VR system (or really the image stabilisation system in any camera or lens, not just Nikon’s …


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The new Nikon Z7 – investigating with Reikan FoCal

Unless you’ve been hiding under a rock, you’ll be aware of the release of Nikon’s first full-frame mirrorless cameras – the Nikon Z6 and Nikon Z7. Our Nikon Z7 arrived at FoCal HQ last Thursday in the form of the “24-70 + FTZ Kit”. The documentation isn’t available from Nikon yet to control the camera …


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Why you should AF Fine Tune Nikkor Lenses – Reikan FoCal

Why you should calibrate Nikon Nikkor lenses with Reikan FoCal

Since the introduction of the Nikon D3 way back in 2007, middle to high-end Nikon camera owners have been able to adjust the focus system of their camera to work better with each lens. Reikan FoCal takes the guesswork out of this adjustment by automating the process and using advanced computer analysis to determine the best adjustment …


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Why you should calibrate Canon EF Lenses with Reikan FoCal

Reikan FoCal - Why you should calibrate Canon EF Lenses

Since the introduction of the Canon EOS 1D Mark III way back in 2007, middle to high-end camera owners have been able to adjust the focus system of their camera to work better with each lens.   Reikan FoCal takes the guesswork out of this adjustment by automating the process and using advanced computer analysis …


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Do I need to calibrate autofocus?

AF Microadjustment Values for ALL Canon cameras and lenses

We’re often asked whether there really is any point to calibrating your camera autofocus. Obviously we’re going to say a big, fat yes! otherwise FoCal wouldn’t exist, but I wanted to show a few charts to explain the sort of performance you’re likely to get “out the box”. When FoCal is used to calibrate or analyse a …


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Bringing Dual Pixel Raw to Reikan FoCal

With the introduction of the EOS 5D Mark IV, Canon opened up some new possibilities for image processing with the introduction of Dual Pixel Raw files.  Following on from our previous post on the subject, we’ve been investigating how these files can help with autofocus calibration and general camera analysis.  The answer is… quite a …


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5D Mark IV “Dual Pixel Raw” – Focus Overlay

Canon’s new 5D Mark IV has been announced and includes a feature that’s got our attention. The Dual Pixel Raw format allows for new types of post capture analysis, it’s early days but so far looks very interesting! Dual Pixel Raw Apart from the usual incremental improvements on the 5D line of cameras, Canon have …


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