Optoma Ep728i Projector Specifications

							EP728i
Digital DLP® Projector
Amazing  brightness  from  a  small,  sleek  &  stylish  design;  the  EP728i  delivers  stunning  presentations  
and enticing video.  
•	 2800	ANSI	Lumens,	suitable	for	rooms	with	bright	ambient	light	conditions
•	 Native	XGA	and	zoom	lens	for	sharp,	crisp	images	down	to	the	finest	detail
•	 BrilliantColor™	and	2200:1	contrast	gives	exceptional	life-like	colours	to	create	crystal	clear	  presentations and video
•	 Designer	styling	that‘s	light,	compact	at	2kg	and	as	versatile	on	the	move	as	it	is	when	installed
•	 Optoma	5	Year	Colour	Guarantee*
•		 5	Year	Imager	Guarantee	providing	consistent	pixel	performance***
•	 Digital	and	Analogue	connectivity,	capability	includes:	DVI,	HDMI,	2	x	VGA	
•	 Long	lamp	life	–	up	to	4000	hours	for	lower	cost	of	ownership
•	 DLP®	Filter-free	design	for	zero	maintenance	–	No	routine	servicing	
Easy to use:
•	Fully	featured	remote	control	with	laser	pointer	and	USB	mouse	control	
•	5	preset	picture	modes	to	match	a	variety	of	different	applications
•	15	second	start-up	and	cool	down	time	to	reduce	both	time	and	money	in	energy	use
•	Quick	keystone	correction
High Impact, Stunning Design                
5    
						

							BrilliantColor™
EP728i - Digital DLP® Projector
Specifications   
  
EP728i Native Resolution  XGA 1024 x 768  
Compressed Resolution    Up to UXGA (1600 x 1200) 
Brightness  2800 ANSI Lumens
Contrast  2200:1 
Noise Level  31/33dB (STD/BRIGHT mode) 
Lamp Life**  4000/3000 (STD/BRIGHT mode) 
Display Technology  Single 0.55” XGA type X DMD chip, DLP® Technology by Texas Instruments
Weight / Dimensions (W x D x H)  2 kg / 259 x 188 x 71.5mm
Remote Control  Full Function Remote Mouse with Laser and Direct Source selecting
INPUTS:   DVI-I (HDCP)    HDMI via adaptor 
      Component via adaptor 
      2nd VGA via adaptor 
VGA In      Component via adaptor 
      SCART via adaptor 
S-Video     Composite via adaptor 
3.5mm Stereo Jack, USB (remote mouse) 
CONTROL  RS232 3 Pin Mini DIN 
OUTPUTS:   VGA Out (monitor loop-through) 
Audio  1 x 1W Speaker 
Aspect Ratio  4:3 Native, 16:9 Compatible 
Keystone Correction  ± 40 Degrees Vertical 
On Screen Display  16 Languages: English, German, French, Italian, Spanish, Portuguese, Polish, 
Dutch, Russian, Finnish, Swedish, Greek, Norwegian/Danish, Hungarian,  
Czech & Arabic 
Video Compatibility  PAL SECAM 576i/p, NTSC 480i/p, HD 720p/1080i 
Uniformity  85% 
Displayable Colours  16.7 Million 
Projection Lens  F=2.41 ~ 2.55, f=21.79 ~ 23.99mm, 1.1x Manual Focus 
Throw Ratio  1.95 ~ 2.15:1 (Projection Distance:Image Width) 
Projection Distance  1.2 - 12m 
Image Size  0.70 - 7.70m (27.49” - 303.12”) Diagonal 4:3 
Horizontal Scan Rate  15 - 100kHz 
Vertical Scan Rate  43 - 85Hz 
Power Supply  100-240V, 50-60Hz with PFC Power Supply 
Power Consumption  256W BRIGHT mode < 10W Standby mode   
191W STD mode < 10W Standby mode 
Operating Conditions  Operating: 5 - 40 °C, 80% Humidity (Max), 3000m Altitude (Max) 
Security  One Kensington Lock Port, Password Protection 
Standard Accessories  Lens Cover, AC Power Cord, VGA Cable, S-Video & Composite adaptor, USB 
Cable, Full Function Remote, Batteries x 2, Soft Carry Bag, Quick Start Guide, 
CD User Manual, Warranty Card, WEEE Card 
RoHS  Compliant 
Lamp Warranty  6 months or 1000 hours - whichever comes sooner 
Warranty  Warranty may vary by country. Please see www.optomaeurope.com or ask 
your local supplier for details 
Colour Guarantee  5 Years •	 Extensive	RS232 	Command 	list 	for 	AV	
installations
•	 Auto 	power-off: 	saves 	power 	& 	increases	  
lamp life
•	 Password	Security	for	added	protection
BrilliantColor™ maximises colour accuracy for  deeper saturated colours
Optoma guarantees colour quality will  remain as new for 5 years*
891011121314
EP728i Projection Distance 1.2 - 12m (4:3 Aspect Ratio)
Projection  
Distance (m) Max. Horizontal 
Image size (m) Min. Horizontal
Image size (m) Max. Screen 
Height (m) Min. Screen 
Height (m) Max. Diagonal  
Image Size (m)Max. Diagonal   
Image Size (Inch)Max. Image  Offset (m)
1.20
2.00
2.50
3.00
4.00
5.00
6.00
7.00
8.00
9.00
10.00
11.00
12.00 0.62
1.03
1.28
1.54
2.05
2.56
3.08
3.59
4.10
4.62
5.13
5.64
6.150.56
0.93
1.16
1.40
1.86
2.33
2.79
3.26
3.72
4.19
4.65
5.12
5.580.46
0.77
0.96
1.16
1.54
1.93
2.31
2.70
3.08
3.47
3.86
4.24
4.630.42
0.70
0.87
1.05
1.40
1.75
2.10
2.45
2.80
3.15
3.50
3.85
4.200.77
1.28
1.60
1.92
2.57
3.21
3.85
4.49
5.13
5.77
6.42
7.06
7.7030.31
50.52
63.15
75.78
101.04
126.30
151.56
176.82
202.08
227.34
252.60
277.86
303.12 0.07
0.12
0.14
0.17
0.23
0.29
0.35
0.40
0.46
0.52
0.58
0.64
0.69
For guide purposes only
EP728i is capable of 16:9 aspect ratio projection. When projecting a 16:9 image the image sizes, screen height and offset 
information will differ to that of above.
EP728i Remote Control
1  Laser
2  Remote Mouse
3  Vertical Keystone Correction
4 
Volume Control
5  Brightness Adjustment
6  AV Mute
7  Direct Input Source Selection
EP728i Connections
8  VGA Loop through
9 
VGA In – Component & SCART via adaptor
10  DVI-I – HDMI and 2nd VGA via adaptor
11 
S-Video - Composite via adaptor
12  Audio In
13  RS232
14  USB (remote mouse)
2
43
5
6
7
1
Optoma Europe Ltd.
42 Caxton Way, Watford Business Park, Watford, Hertfordshire, UK. WD18 8QZ
www.optoma.eu
* Optoma guarantees that in normal use, Optoma DLP® colour quality will be indistinguishable from when new. Please note that worn lamps will give slight variance. Exclusion: (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 d\
ust 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.  **Typical lamp life achieved through testing. Will vary according to operational use and environment conditions. Copyright © 2008, Optoma Europe Ltd. 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. *** Optoma guarantees that in normal use, the DLP® imager guarantee will retain quality for at least 5 years providing consistent pixel performance. Exclusion: (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 d\
ust or smoke is particularly excessive. Errors and omissions excepted, all specifications are subject to  change without notice. DLP®, BrilliantColor™ and the DLP logo are registered trademarks of Texas Instruments. 
Optoma recommends Panoview screens
www.panoview.eu