Optoma Hd21 Projector Specifications

							www.optoma.com
HD21/HD23
You  love  big  pictures  and  want  the  excitement  to 
last all day long.
The astonishingly bright HD21/HD23 enables exceptional quality Full HD view-
ing  without  dimming  the  lights.  With  1900/2500  ANSI  Lumens  you  can  invite  all 
your mates round any time of day to watch the big match; enjoy your favorite movies 
like never before; immerse yourselves in life-size gaming for the ultimate home entertain-
ment experience.
Alternatively,  use  the  extra  brightness  for  an  extra-large  screen.  If  you  like  your  image  big,  the 
HD21/HD23  makes  them  as  big  as  they  get!  Home  Cinema  with  a  5m  screen  is  an  awe-inspiring 
experience of truly phenomenal proportions.                                                                                                      
						

							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  lter-free  projector  design  does  not 
require regular lter cleaning or lter replacement, saving you time 
and money.
 
 
24FPS
24P
Most  movies  are  shot  at  24  frames  per  second.  To  preserve  the 
purity  of  the  original  image  the  HD21/HD23  can  accept  High 
Denition  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  condent 
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 d\
ue to other fault. DLP
®, and the DLP logo are registered trademarks of Texas Instruments. All o\
ther product names and company names 
used herein are for identications purposes only and may be trademarks or registered trademarks of their respective owners. All images have been simulated. Errors and omissions excepted, all specications 
are subject to change without notice. Copyright © 2011, Optoma Corpor\
ation.
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 RatioProjection 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, P\
AL-N, SECAM, HDMI (480i/p, 576i/p, 720p,1080i/p), Computer capability up to UXGA(1\
600 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