The effect on the incident wavefront is to redirect the light in front of and behind the best image plane (BIP) producing a widened focus.
Google is a company in transition, with the company's widened focus today on areas like mobile, video, driverless cars, cloud-based services like maps and other apps, and connected home products, expanding its reach it well beyond the search business that was its main operation when Eustace joined in 2002.
Foxlow's menu is a short but lovely thing, widening focus from Hawksmoor's famous Ginger Pig rare-breed steaks to include dude-foodish tempters like slow-smoked bacon ribs, and a salad bar which draws heavily from the Ottolenghi cookbook.
But for most aging adults, the authors say, much of what occurs is a gradually widening focus of attention that makes it more difficult to latch onto just one fact, like a name or a telephone number.
It began life as an online gossip news publication focused on New York, but later widened its focus to the broader media industry and celebrity culture in general.
Undaunted by the lukewarm reception her campaign received, Brown widened her focus.
Earlier, Roland Mouret, the designer who rewrote the script for red carpet dressing with his femme fatale galaxy dress a few years ago, widened his focus to create the perfect fitted jacket for his label RM.
As demonstrations spread throughout the country, the protest movement widened its focus, decrying social and economic inequality in Israel and calling on the government to increase its support for transportation, education, child care, and other public services.
In recent years it has widened its focus, from magazine publishing to more varied media initiatives, with minority stakes in several fashion e-commerce start-ups, including Vestiaire Collective, Rent the Runway and Farfetch.
Concomitantly, more groups of stakeholders (such as ship captains or tugboat operators) were not interviewed, as this would have widened the focus too greatly for a qualitative study of this nature.
Power and her colleagues widened the focus of study from legal and government documents to include "agrarian, archaeological, demographic, settlement, landscape and urban" evidence.
