Ðåçóëüòàòîâ: 2040

Tested: Sony's trio of compact 24mm, 40mm and 50mm G prime lenses

Earlier this year Sony announced a set of three compact full-frame E-mount prime lenses: the 24mm F2. 8 G, the 40mm F2. 5 G, and the 50mm F2. 5 G. Their small, lightweight design makes them convenient for casual and on-the-move photographers, and their nearly identical sizes and weights make them ideal for gimbal movie shooters requiring the versatility of a few different focal lengths. dpreview.com »

2021-8-16 16:00

Canon Patents ‘Clip-On’ Smartphone Camera with Magnetic Lenses

Canon has filed a patent for a new “image pickup-up device and adjustment mechanism” that appears to be a high-powered clip-on-style telephoto camera accessory for smartphones. It has a modular lens design that can allows multiple compact lenses to be swapped, and the lenses appear to be held together magnetically meaning there may even be […] petapixel.com »

2021-7-29 03:48

Researchers propose ‘spaceplates’ to miniaturize lenses by reducing air gaps

The addition of the spaceplate reduces the distance needed between the lens element and the sensor, thus allowing smaller lenses A lot of work has been done using high refractive index glasses, diffraction grating systems and lens element design to reduce the size of camera lenses, but a group of researchers are now targeting the air-space between those elements in a bid to create miniaturized optical systems. dpreview.com »

2021-6-18 20:00

Full-frame mirrorless lens guide 2021

The move to mirrorless by some of the industry's biggest players puts the focus on their new lens lineups. Updated June 11 2021 | Originally published April 2020 In this article, we're going to have a look at Canon, Nikon, Sony and Panasonic/Leica/Sigma full-frame mirrorless systems to see what they offer and where they might yet go. dpreview.com »

2021-6-22 20:02

Full frame mirrorless lens guide 2021

The move to mirrorless by some of the industry's biggest players puts the focus on their new lens lineups. Updated June 11 2021 | Originally published April 2020 In this article, we're going to have a look at Canon, Nikon, Sony and Panasonic/Leica/Sigma full-frame mirrorless systems to see what they offer and where they might yet go. dpreview.com »

2021-6-15 20:02