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This product has been discontinued.

CX308ST

Short throw, bright and compact

The CX308ST is feature oriented projector, specially designed for business and education environments. This bright short throw projector has precision optics with an bright light source engineered to handle ambient light conditions. Essential capabilities such as USB power and network connectivity for more flexible operations are included.

Short Throw

With a short throw lens, you can project an impressive 100” image from just over a metre away. This allows you to place the projector closer to the wall, reducing shadows so you can present with ease.

Superior contrast

Add more depth to your image with a high contrast projector. Compared to competing technology, Optoma DLP projectors provide you with brighter whites and ultra-rich blacks, images come alive and text appears crisp and clear - ideal for business and education applications.

Brighter Performance

With the high lumens brightness, it is definitely the best choice in medium-sized spaces. Lights on viewing, vibrant in all conditions.

Eco+

Eco+ technology brings together high contrast, improved lamp life and energy saving features that are easy to use while reducing power consumption.

Integrated speaker

A powerful built-in speaker provides exceptional sound quality and an easy setup without the need for costly external speakers.

USB-Power

The built-in USB power output can be utilized to provide power for your streaming dongles such as Chromecast, HDCast Pro, or mobile devices. Charge your extended devices simply by plugging in your USB charging cable.

Low Noise: Quieter than a Whisper

Less than 30 dB in ECO mode.
Specification
Display/image
Display technology
DLP™
Resolution
XGA (1024x768)
Brightness
3,600 lumens
Contrast ratio
22,000:1
Native aspect ratio
4:3
Aspect ratio - compatible
16:9
Keystone correction - vertical
+/-20°
Horizontal scan rate
15.38 ~ 91.15Khz
Vertical scan rate
50 ~ 85Hz
Screen size
0.81m ~ 7.7m (31.9" ~ 303") diagonal
Lamp info
Light source type
Lamp
Lamp watts
203
Lamp life hours (up to)
6000 (Bright), 10000 (Dynamic), 10000 (Eco), 15000 (Eco+)
Optical
Throw ratio
0.617:1
Projection distance
0.4m - 3.8m
Focal length
7.15mm
Native offset
115%
Connectivity
Connections
Inputs 1 x HDMI 1.4a 3D support, 1 x VGA, 1 x Audio 3.5mmOutputs 1 x VGA, 1 x Audio 3.5mm, 1 x USB-A power 1.5AControl 1 x RS232
General
Noise level (min)
26dB
Noise level (max)
28dB
PC compatibility
WUXGA,1080P,UXGA, SXGA+,SXGA ,WXGA+,WXGA,720P,XGA,SVGA,VGA
2D compatibility
NTSC M/J, 3.58MHz, 4.43MHz PAL B/D/G/H/I/M/N, 4,43MHz SECAM B/D/G/K/K1/L, 4.25/4.4MHz 480i/p, 576i/p, 720p(50/60Hz), 1080i(50/60Hz), 1080p(50/60Hz)
3D compatibility
Side-by-Side:1080i50 / 60, 720p50 / 60 Frame-pack: 1080p24, 720p50 / 60 Over-Under: 1080p24, 720p50 / 60
3D
Full 3D
OSD / display languages
1 languages: English
Operating conditions
5°C~40°C/41°F~104°F, max altitude 3000M/9843ft, max humidity 85%
Speaker count
1
Watts per speaker
10W
In the box
AC power cordRemote controlBasic user manual
Power
Power supply
100 ~ 240V, 50 ~ 60Hz
Power consumption (standby)
0.5W
Power consumption (min)
201W
Power consumption (max)
267W
Weight and dimensions
Dimensions (W x D x H)
316 x 243.5 x 108.5
Gross weight
4 kg
Net weight
3 kg
Downloads