Digital Photography Review on MSN

Sigma's new telephoto is made for portrait work

When you use DPReview links to buy products, the site may earn a commission. Image: Sigma Hot on the heels of the stabilized 200mm F2, Sigma is releasing another first for mirrorless systems: the ...
By partnering with Japan and the Philippines, Taipei could transform into a regional internet hub | Sep. 13, 2025 14:49 ...
With the right tools, fiber can be used to hear footsteps, detect ground movement, feel shifts in temperature and sense when ...
To use fiber optic cables this way, researchers partner with a company running the cables — in this case, Vero Fiber Networks — and attach a box containing a laser and a computer. The laser sends ...
Researchers have developed a flexible optical touch sensor that can simultaneously detect the strength and location of ...
STRATFORD, Conn., September 02, 2025--(BUSINESS WIRE)--GoNetspeed, the Northeast’s largest independent fiber builder, today announced that the Town of Stratford will be the next town to benefit from ...
Nokia NOK has been selected by the City of Superior to provide its advanced fiber and IP solutions as part of ConnectSuperior, the city’s ambitious plan to extend fiber-optic infrastructure to every ...
Optical signal transmission can be significantly improved by limiting the wavelength of transmitted signals. Fiber Bragg ...
Fibre optics and optical communications is the use of thin strands of glass for sending information encoded into light over long distances. Total internal reflection prevents light inserted into one ...