Category Archives: Technical

Technical stuff on panorama shooting and on photography in general.

Difference between Samyang 7.5mm, Samyang 8mm and Minolta 16mm on a full frame sensor camera

The following three images illustrate the three fish eye lenses on Sony cameras with a full frame size sensor (for example the Sony ILCE-7). To get these kind of images on a full frame sized sensor you have to shave…
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Difference between Samyang 7.5mm and Samyang 8mm on an APS-C sensor camera

The following two images illustrate the two fish eye lenses on Sony cameras with an APS-C size sensor (for example the Sony ILCE-6000 or the Sony ILCE-QX1). To get these kind of images on an APS-C sized sensor you have…
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Panorama setup with Sony ILCE-QX1 and Samyang 7.5/3.5 fisheye lens

In search of a small and lightweight spherical panorama setup I’ve seen a Walimex Pro 7.5/3.5 fisheye lens for micro 4/3 mounted via an adapter to a Sony camera with E-mount and APS-C sized sensor. The lens is also distributed…
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How to add mandatory Photo Sphere meta data to an equirectangular image (Photoshop CC 2014)

Preface Last year Google added a new feature to their set of web based applications. Publishing geo located spherical panoramas (aka Photo Spheres) on Views. In another article, Markus already described the complete workflow which is needed to publish a…
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Mounting the Walimex 8mm Fish Eye with the Novoflex ASTAT-NEX

The Novoflex ASTAT-NEX is usually used to mount any of the different Novoflex adapters to a tripod. However the diameter of the ring fits the Walimex 8mm perfectly. The following images illustrate the mounting with the Sony ILCE-7. I only…
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Comparing a Mercator projection with a Cube Face projection

This article compares two different reprojections of the same panorama. The first is a classical Mercator reprojection, the second one is a Cube Face reprojection.


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Barnafoss Bridge Downstream (Making Of)

Recently I got a question about this panorama I published on Maps Views: Hi Markus, nice shot, but what happen with the focus, the right of the river is blurred? Here I try to explain the problem. In short: I’ve…
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Comparing image crops of Sony LA-EA2 and Sony LA-EA4 on Sony ILCE-7 (with Sony SAL70200G @ 200mm)

Today I did some tests with the two lens adapters Sony LA-EA2 and Sony LA-EA4, which can be used to adapt a lens with a Sony A-mount to a camera with an Sony E-mount.
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Images of shaved Samyang (Bower, Rokinon, Walimex) 8mm fisheye lens attached to Sony A7 (ILCE-7)

In the last article I showed the resulting images on the sensor at the different stages of shaving the Samyang (Bower, Rokinon, Walimex) 8mm/2.8 UMC fisheye lens. The following picture shows one side of the box of the Walimex version…
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Shaving the lens hood of the Samyang (Bower, Rokinon, Walimex) 8mm fisheye lens for usage on the Sony E-mount with full-frame sensors

The Samyang 8mm/2.8 UMC II fisheye lens is available for several camera mounts (Canon M, Fujifilm X, Samsung NX and Sony E). It is designed as a full frame fisheye which covers 180° from corner to corner on these aforementioned…
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