Over the last year or so, Sigma have gradually been updating their lenses to fit into their 'Art', 'Sport' and 'Contemporary' lens lines. The 18-200mm range is popular amongst those who own a camera with an APS-C sensor and wish to travel light, with the convenience of a large 11.1...
In this review we’ll take an in-depth look at the Sigma 18-200mm f/3.5-6.3 DC and compare it against its closely-priced rival, the Tamron AF18-200mm F3.5-6.3 XR Di-II LD IF. To push each lens as hard as possible we tested them using the highest resolution compatible camera avai...
Special Sigma 200-500mm f 2.8 EX DG 'Green Giant' Lens Review with Samples 43 -- 2:33 App Sony Alpha Camera Feature Overview Real-time Eye AF for Humans and Animals 305 -- 20:33 App 【試用評測】Nikon Z Series鏡頭黑科技你要知!! f1.8系列全面試! #廣東話 #攝影 #nikon 75 -- 3:05...
sharpness across the whole frame at f/2.8 is good rather than entirely great, at all zoom settings. Narrow the aperture by a single f/stop to f/4 and center-sharpness comes on strong. At 10mm, the Sigma is much sharper than the Canon lens across almost the whole image...
A further observation is that my EF mount Sigma 18-200mm f3.5 image stabilised lens clicks loudly when you change the aperture. Loud enough to be clearly audible on a camera mic or even a mic a few feet away in a quiet room. The other thing is that the camera has a fan that runs...
Sigma 18-50mm F2.8 DC DN sample gallery (DPReview TV) 38 images Oct 19, 2021 Sigma 18-50mm F2.8 DC DN sample gallery 50 images Oct 19, 2021 iPhone 13 Pro sample gallery (DPReview TV) 34 images Oct 15, 2021 Sony 70-200mm F2.8 GM II sample gallery 62 images Oct 13, 2021 ...
Sigma 18-200mm f/3.5-6.3 DC OS HSM C Lens15.4(391)0.33x Sigma 18-250mm f/3.5-6.3 DC Macro OS HSM13.8(350)0.34x Sigma 18-300mm f/3.5-6.3 DC OS HSM C Lens15.3(388)0.33x Tamron 16-300mm f/3.5-6.3 Di II VC PZD Lens15.4(390)0.34x ...
http://www.dpreview.com/products/pentax/lenses/pentax_smc_da_18-270_3p5-6p3 there is a brand new design Sigma Contemporary 18-200 Macro, supposed to be very good value for money http://www.dpreview.com/products/sigma/lenses/sigma_18-200_3p5-6p3_c ...
•Compare EF-S18-55 versions •Tweet about it •Tell a friend •Send feedback Canon Lens List: •EFLens.com Sigma Lens List: •Manufacturer's Website Samyang/Rokinon List: •Manufacturer's Website Tamron Lens List: •Manufacturer's Website ...
Spektraris NMR database [64] is a collection of NMR spectra that are focusing on plant NPs. The more than 400 spectra from more than 200 compounds in this database were manually transcribed from the literature. Spectra from this database are also submitted to NMRshiftDB to profit of the ...