Product comparison · 2 overhead projectors

3M OHP1820 Overhead Projector vs Epson ELPDC05 High Resolution Document Imager

5specifications compared
5differ
0identical
20known for one product only

Key differences

The 3M OHP1820 Overhead Projector has 244 W more bulb power than the Epson ELPDC05 High Resolution Document Imager (250 W vs 6 W). The Epson ELPDC05 High Resolution Document Imager has 76 mm more depth than the 3M OHP1820 Overhead Projector (540 mm vs 464 mm). The 3M OHP1820 Overhead Projector has 1.9 kg more weight than the Epson ELPDC05 High Resolution Document Imager (11.7 kg vs 9.8 kg). Focal length range: 345 mm on the 3M OHP1820 Overhead Projector, 4.7 - 84.6 mm on the Epson ELPDC05 High Resolution Document Imager.

Focal length range
- OHP1820 Overhead Projector:345 mm
- ELPDC05 High Resolution Document Imager:4.7 - 84.6 mm
Bulb power
- OHP1820 Overhead Projector:250 W
- ELPDC05 High Resolution Document Imager:6 W
Depth
- OHP1820 Overhead Projector:464 mm
- ELPDC05 High Resolution Document Imager:540 mm
Weight
- OHP1820 Overhead Projector:11.7 kg
- ELPDC05 High Resolution Document Imager:9.8 kg
Width
- OHP1820 Overhead Projector:426 mm
- ELPDC05 High Resolution Document Imager:696 mm

Side by side

Differences highlightedShow differences only

Comparison of OHP1820 Overhead Projector, ELPDC05 High Resolution Document Imager
25 specifications	A 3M OHP1820 Overhead Projector View product	B Epson ELPDC05 High Resolution Document Imager View product
Projectoridentical
Projector resolutionKnown for one	Unknown — not stated by the source	XGA (1024x768)
Projector brightnessKnown for one	2600 ANSI lumens	Unknown — not stated by the source
Lens system1 differ
Focal length rangeDiffers	345 mm	4.7 - 84.6 mm
Lens focal rangeKnown for one	Unknown — not stated by the source	F=2.8
Maximum shooting areaKnown for one	Unknown — not stated by the source	34.8 cm
Minimum shooting areaKnown for one	Unknown — not stated by the source	2.5 cm
Image sensoridentical
Optical sensor sizeKnown for one	Unknown — not stated by the source	25.4 / 3 mm (1 / 3")
Sensor typeKnown for one	Unknown — not stated by the source	CCD
Optical sensor resolutionKnown for one	Unknown — not stated by the source	1077 pixels
Videoidentical
Frame rateKnown for one	Unknown — not stated by the source	20 fps
Signal-to-Noise Ratio (SNR)Known for one	38 dB	Unknown — not stated by the source
Ports & interfacesidentical
InterfaceKnown for one	Unknown — not stated by the source	RGB (D-sub 15), RS-232C, S-Video(4-pin mini DN), Composite (RCA)
Cable lengthKnown for one	4.5 m	Unknown — not stated by the source
Technical detailsidentical
Remote control includedKnown for one	Unknown — not stated by the source	Yes
Colouridentical
Product colourKnown for one	Unknown — not stated by the source	White
Lamps1 differ
Bulb powerDiffers	250 W	6 W
Lamp typeKnown for one	EHJ (24V)	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	5 - 40 °C
Poweridentical
Power consumption (typical)Known for one	Unknown — not stated by the source	43 W
AC input frequencyKnown for one	50 Hz	Unknown — not stated by the source
AC input voltageKnown for one	230 V	Unknown — not stated by the source
Weight & dimensions3 differ
DepthDiffers	464 mm	540 mm
HeightKnown for one	Unknown — not stated by the source	554 mm
WeightDiffers	11.7 kg	9.8 kg
WidthDiffers	426 mm	696 mm

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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