Jop Steenhof de Jong

Review Sigma 105mm f/1.4 Art

A lens design for a 105mm f/1.4 lens with 17 lens elements, incorporating 2 elements of FLD glass and 2 of SLD glass, in 12

Review Sigma 70mm f/2.8 Macro Art

The Sigma 70 mm EX DG Macro f/2.8, a macro lens legendary for its image quality and modest AF speed, is no more. Shame! Or


2 Fujifilm toppers: X-Pro 2 and X-T2

A bit in the shadow of those other big Japanese camera brands, Fujifilm has developed a great line of APS-C system cameras in recent years.

Review Nikon AF-S 600mm f/4E ED-IF II @ DX

Medium-sized, big, bigger, biggest: Nikon has four full-frame super-telephotos for the professional market: a 400 mm, a 500, a 600 and a (rare) 800 mm.

Review Nikon AF-S 600 mm f/4E FL ED VR @ FX

Medium-big, big, bigger, biggest: Nikon has recently brought four super-telephotos for professionals to market: a 400 mm f/2.8E, a 500 mm f/4E , the 600 mm


AF test (2): How accurate is Auto Focus?

In a previous article about the speed of the auto focus, we discussed how the various AF systems work. And why one system is faster than

Review Olympus OM-D E-M10 MK2

The Olympus Om-D E-M10 MK2 is the fifth model in the award-winning OM-D series; a nicely compact and light camera with a classic appearance, equipped


AF test (1): How fast is auto focus?

For cameras and lenses, speed and accuracy of the auto focus are an important part of our testing procedure. We have written little about that,


Review Canon 760D

Finally a new 24-megapixel sensor in the Canon APS-C SLRs! That was the big news at the introduction of the Canon 750D and Canon 760D,

Review Canon 24 mm f/2.8 STM

The Canon 24 mm EF-S STM lens is an all-round wide-angle lens, 38 mm in full-frame equivalent. It is not especially bright (f/2.8). The big


Review Nikon 300 mm f/2.8 @ DX

The Nikon 300mm f/2.8 AF-S ED VR II is a bright telephoto, suitable for nature, sports and landscape photography. It is equipped with a super-fast