If you change your focus from near to far, the shift in light quality is almost imperceptible.

WSJ: The Petzl Nao: A Smarter Light | At Play

On the Newt 2012 sign hanging above the double doors is a make shift laser light show blinding Newt out.

FORBES: Outside Gingrich NH Offices, Ron Paul Supporters Party

Then the light and perspective shift, and the domes begin to bulge and take on dimension.

NPR: A Pilgrimage to the Taj Mahal, a 'Poem in Stone'

Efforts to increase wakefulness in night-shift workers have focused on the use of light at night to suppress melatonin, a sleep-regulating hormone.

WSJ: Skin Cancer, Driving and Men

Great bulls loomed from the darkness, herds of horses cantered across the cave walls, reindeer reared their antlered heads, seeming to shift and stir in the flickering lamp-light.

BBC: The perfect trip: Dordogne

Early in this decade Intel found a groove when paired a new breed of power sipping mobile processors with wireless connectivity to lead the shift from boxy, deskbound PCs to thin, light notebook computers.

FORBES: McAfee And The Software Side Of Intel

Details of the shift are not public, but a 2011 staff study sheds some light.

ECONOMIST: Free exchange

An evolved Lens-Shift Vibration Reduction (VR) function minimizes camera shake for shooting blur-free photos while handheld or in challenging light.

ENGADGET: Nikon intros flagship Coolpix P7700 for prosumers, diminutive Coolpix S01 for fashionistas