M.Zuiko Digital ED 45mm f1.8 lens: This single focal length portrait lens has a beautiful shallow depth of field, which allows for background blurring effects that are not possible with previous kit lenses.
Many laws, including the ones in Los Angeles and Philadelphia, allow for background checks only after a job offer.
In 1993, he voted with 53 other Republicans in favor of the administration's Brady Bill, which imposed a five-day waiting period on all handgun purchases to allow for background checks on the buyer.
During his presidency, he stalled the passing of the federal Brady bill that would have required a five-day waiting period to buy handguns, to allow for background checks.
The original Home Office guidelines stipulated that universities should introduce stringent checks on all visiting speakers who are invited to address students on campus, and required student unions to give university authorities at least 14 days' notice to allow for background checks and cancellation of the event, if necessary.
Beacons allow for background positioning and detection, giving new power to a phone that can make it truly "smart".
The company updated its privacy policy last summer to allow for background location data collection, which prompted backlash from privacy groups and a Federal Trade Commission complaint.
Newsstand was supposed to alleviate this issue by allowing for background downloading, but few publications seem to take advantage of it.
Back in May, Google told us that they were evaluating building a native iPhone app with the launch of iOS 4.0, which allowed for background location (a core feature of Latitude).
Foursquare's Swarm app will also allow for background, "always-on", location sharing, hence De Nichilo's feeling that the company has moved in on a space Swarmly was already occupying, along with others such as Highlight, Circle and the now-defunct Latitude from Google.
Empty wells were also incubated with neutral red dye to allow for background absorbance correction.
