Uploaded December 2009 | Updated September 2026, 2 weeks ago
bulbdial.com One minute in the life of a bulbdial clock, sitting on our window sill on a partly cloudy day. This is an "indoor sundial" clock that has three rings of LEDs that create shadow hands of different length on the clock face. While the camera doesn't capture it very well, the spots of light cast by the ultrabright LEDs are brilliant red, green, and blue.
bulbdial.com One minute in the life of a bulbdial clock, sitting on our window sill on a partly cloudy day. This is an "indoor sundial" clock that has three rings of LEDs that create shadow hands of different length on the clock face. While the camera doesn't capture it very well, the spots of light cast by the ultrabright LEDs are brilliant red, green, and blue.
