light-tight

Both cameras can register single photons of light on their supersensitive CCD digital arrays; both can be programmed to take long-exposure pictures in completely darkened spaces in light-tight chambers and rooms over minutes or even hours.

The Sacred Promise Phd Gary E. Schwartz 2011

After collecting thirty minutes of baseline data, we invited the respective angels to enter the light-tight chamber for thirty minutes.

The Sacred Promise Phd Gary E. Schwartz 2011

After collecting thirty minutes of baseline data, we invited the respective angels to enter the light-tight chamber for thirty minutes.

The Sacred Promise Phd Gary E. Schwartz 2011

For each of the four evening experimental sessions, Dr. Creath and I placed four germanium leaves, as well as four geranium flowers, in a completely dark, light-tight chamber that was housed in a light-tight darkroom.

The Sacred Promise Phd Gary E. Schwartz 2011

Both cameras can register single photons of light on their supersensitive CCD digital arrays; both can be programmed to take long-exposure pictures in completely darkened spaces in light-tight chambers and rooms over minutes or even hours.

The Sacred Promise Phd Gary E. Schwartz 2011

For each of the four evening experimental sessions, Dr. Creath and I placed four germanium leaves, as well as four geranium flowers, in a completely dark, light-tight chamber that was housed in a light-tight darkroom.

The Sacred Promise Phd Gary E. Schwartz 2011

After collecting thirty minutes of baseline data, we invited the respective angels to enter the light-tight chamber for thirty minutes.

The Sacred Promise Phd Gary E. Schwartz 2011

For each of the four evening experimental sessions, Dr. Creath and I placed four germanium leaves, as well as four geranium flowers, in a completely dark, light-tight chamber that was housed in a light-tight darkroom.

The Sacred Promise Phd Gary E. Schwartz 2011

Both cameras can register single photons of light on their supersensitive CCD digital arrays; both can be programmed to take long-exposure pictures in completely darkened spaces in light-tight chambers and rooms over minutes or even hours.

The Sacred Promise Phd Gary E. Schwartz 2011

Five healthy male volunteers in their 20s were placed bare-chested in front of the cameras in complete darkness in light-tight rooms for 20 minutes every three hours from 10 a.m. to 10 p.m. for three days.

Boing Boing 2009