Projection
Distance (m)
Max 16X9 Diagonal
Screen Size (inch)
Min 16X9 Diagonal
Image Size (inch)
2.0 60.2 50.2
5.0 150.6 125.5
10.0 301.1 251.0
3.0 90.3 75.3
4.0 120.5 100.4
16X9 Diagonal
Screen Size (inch)
Max Projection
Distance (m)
Min Projection
Distance (m)
60 2.39 1.99
100 4.00 3.30
120 4.80 4.00
80 3.19 2.66
90 3.60 3.00
HD21/HD23
Widescreen Full HD
The HD21/HD23 home cinema projector delivers the kind of picture
quality associated with the best digital cinema performance around
the world. With the upgraded DarkChip3 technology, and a digital
HDMI signal you can create a true digital projection system that
produces a spectacular High Definition cinematic experience in
your own home. Thanks to a masterly collaboration of Full HD
1080p, DLP®technology from Texas Instrument and Optoma color
and optical expertise, the HD21/HD23 displays vibrant, detailed
images with crystal clarity.
Full HD
Full HD (1920 x 1080) has twice the resolution of standard HD.
HD21/HD23 is compatible with HDTV broadcasts and high–definition
media to project impressive full 1080p images and video in their
original digital brilliance.
Virtually Maintenance Free = Lower Cost of Ownership
HD21/HD23 provides lower cost of ownership, longer life and
improved reliability. The filter-free projector design does not
require regular filter cleaning or filter replacement, saving you time
and money.
24
FPS
24P
Most movies are shot at 24 frames per second. To preserve the
purity of the original image the HD21/HD23 can accept High
Definition sources at 24 frames per second and so to display
movies exactly as the director intended.
Optoma guarantees color quality will remain as new
for 5 years*
For Home Cinema color accuracy is critical. We areso confident
that, unlike competing technologies,the HD21/HD23 color will not
change in use that we have guaranteed it will stay the same as the
day you bought it, for at least 5 years.
The HD21/HD23 projector based on an all-digital DLP®chip delivers stunning
picture quality again and again. Unlike competing analogue technologies, the
semiconductor that makes DLP®projection possible is virtually immune to
environmental factors that can cause an image to degrade over time.
*Optoma guarantees that in normal use, Optoma DLP®color quality will be indistinguishable from when new. Please note that worn lamps will give slight variance. Exclusions: *(1) Guarantee is voided if the
projector is subject to damage through mis-use. (2) Guarantee may be void in industrial or commercial entertainment environments where dust or smoke is particularly excessive 3) Guarantee will not apply if lamp
brightness is below 50% due to wear or if the projector is not working due to other fault. DLP®, and the DLP logo are registered trademarks of Texas Instruments. All other product names and company names
used herein are for identifications purposes only and may be trademarks or registered trademarks of their respective owners. All images have been simulated. Errors and omissions excepted, all specifications
are subject to change without notice. Copyright © 2011, Optoma Corporation.
Optoma reserves the right to change this brochure without prior notice, please refer to www.optoma.com for any change
1080p (1920x1080)
16:9
XGA (1024x768)
4:3
Display Technology
Native Resolution
Brightness (Bright mode)
ANSI Contrast Ratio
Projection Lens
Image shift
Projection Image Size / Distance
Throw Ratio
Keystone Correction
Aspect Ratio
Video Compatibility
Input / Output Connections
Uniformity
Noise Level
Lamp Type
Lamp Life
Power Supply
Dimensions (WxDxH) / Weight
HD21 HD23
0.65”inch 1080p DC3 DMD from Texas Instruments.
1920 x 1080 (native on 1080i/p)
1900 Lumens 2500 Lumens
5,000 :1 (With Image AI)
f=22.41~26.82 mm, F/2.55~2.87, 1.2 X manual zoom / focus lens.
Up / Down digital Image shift
38 to 300 inches / 1.5m ~ 9.96m
1.5 ~ 1.8 :1 (distance / width)
Vertical ±5°
16:9 , 4 :3 ,LBX ,Native
480p, 576p, 720p, 1080i/p, 480i,576i, Full NTSC, NTSC4.43, PAL, PAL-M, PAL-N, SECAM,
HDMI (480i/p, 576i/p, 720p,1080i/p), Computer capability up to UXGA(1600 X 1200)
HDMI x 2, VGA x 1, Component:YCbCr/ YPbPr (RCA) x1, Composite Video x 1, +12V Relay output x1, mini USB (service port ) x 1,
85 %
29 dB
230-watt User Replaceable lamp
4000 hours (STD mode)
Universal AC 100 ~ 240 volts, 50 / 60Hz
329 x 239 x 99 mm / 2.9kg