Canon G9X Mark II sensor review: 1-inch format compact camera for enthusiasts

Optical glass is the fundamental ingredient of a camera lens. Qualifiers for optical glass include precise refraction and dispersion characteristics with equally strict criteria for degrees of transparency, color fidelity, warps, striation, and bubbles.The standard with which optical glass is classified is called the Abbe number, determined from the composition…

Canon EOS M6 sensor review: Worthy upgrade

What’s new is the M6’s more compact body design, intended to appeal to the “take anywhere” camera enthusiast, and doing away with the M5’s built-in electronic viewfinder (EVF). Instead, the M6 is compatible with the optional $210 EVF-DC2 accessory, which offers 2.36m-dot resolution and attaches via the M6’s hotshoe. The…

Sigma 500mm f/4 DG OS USM S Canon lens review: Super-sharp shooter

The lens features the large f/4 maximum aperture desirable for achieving fast shutter speeds; Sigma’s 4-stop image stabilizer (OS) for shake-free images of relatively static subjects, using shutter speeds as slow as 1/30 of a second; and Sigma’s hypersonic autofocus motor (HSM) for responsive AF performance. A focus limiter switch,…

Tamron SP 15-30mm F/2.8 Di VC USD Canon-mount lens review

Although the letter”L” was originally intended to indicate the word”Luxury,” that the fact of the matter is that Canon L-series lenses are known among professionals and knowledgeable enthusiasts as being among the most picky and best-built lenses on the market today.Along with advanced Ultra Low Dispersion (UD) and Fluorite glass…

Nikon D3400 best zoom lenses review

More commonly consumer-oriented zoom lenses feature what’s known as a “variable maximum aperture,” meaning that the maximum amount of light the lens can transmit reduces as you zoom in. This helps keep the size, weight and cost of a zoom realistic for use on smaller DSLRs such as the D3400,…

Nikon D5600 sensor review: Solid performer

Specifications and features As the sixth-generation model in the series, the D5600 shares a lot in common with its predecessor, the D5500. It features the same or similar DX-format 24-MP (APS-C) CMOS sensor without AA filter and Expeed 4 processor that delivers 14-bit compressed NEFs at up to 4fps (5fps at…

Sigma 12-24mm f/4 DG HSM A (Nikon) lens review

The 12-24mm ultra-wide to standard-wide focal length, and promise of excellent performance with edge-to-edge sharpness, make the Sigma 12-24mm f/4 A an attractive option for high-resolution Nikon D750 and D800 shooters looking for an affordable wide-angle zoom for landscape, architectural, or interiors photography. Other features include Sigma’s HSM autofocus motor with…