103
Light source life*
(approximate)
Normal Light Source Mode:
Up to about 20000 hours
Quiet Light Source Mode:
Up to about 20000 hours
* Approximate time until the light source brightness decreases to half of its original value. (Assuming the
projector is used in an atmosphere in which airborne particulate matter is less than 0.04 to 0.2mg/m3.
The estimated time varies depending on the projector usage and operating conditions.)
Parent topic: Technical Specifications
Remote Control Specifications
Reception range 16.4 feet (5 m)
Batteries Two alkaline or manganese AAA
Parent topic: Technical Specifications
Projector Dimension Specifications
EF21
Height x Width x Depth
(excluding feet)
4.4 × 7.8 × 7.5 in (110.5 × 197 × 191 mm)
(not including raised section or feet)
Weight
Approx. 5 lbs 1 oz (2.3 kg)