Sigma has always createdlarge, heavy lenses. In fact, we have even dissected why that has been the case. Yet, the company has ...

This letter introduces a combined approximation (CA) method to address electromagnetic scattering analysis of partially modified objects, especially when partial modifications to an object are large ...

This letter presents a multibeam wide-angle scanning antenna based on the E-plane-focused partial Maxwell fish-eye (PMFE) lens operating in Ka-band. The gradient equivalent refractive index ...

The Nikon 18-140mm obviously differs from the Nikon 70-300mm lens. While both offer a generous zoom range, the 18-140mm optic can capture both wide-angle and telephoto shots.

I used a DSLR and an ultra-telephoto lens to convey a vital truth – that the fate of wildlife is inextricably linked to the health of our environment "My artwork is almost 80% manipulation, like this ...

Voigtlander has unveiled what it calls the highest-performance wide-angle lens in its history - an apochromatic marvel built specifically for full-frame M-mount rangefinder cameras. Engineered to ...

The new Viltrox AF 35mm f/1.2 LAB FE offers ultra-fast aperture and pro features for Sony full-frame cameras Voigtlander brings back trio of previously discontinued Leica M-mount lenses Meet the Light ...

But Huawei pairs with a 40MP ultra wide angle lens, a 1.5MP spectrum sensor, and a 50MP + 12.5MP dual periscope telephoto lens setup. This offers 3.7x and 9.4x optical zoom.