logo
english
français
Deutsch
Italiano
Русский
Español
português
Nederlandse
ελληνικά
日本語
한국
العربية
हिन्दी
Türkçe
bahasa indonesia
tiếng Việt
ไทย
বাংলা
فارسی
polski
Home
about us
Company Profile
factory tour
quality control
products

Large Venue Laser Projectors

Theater DLP Projectors

4K DLP Projector

Mini Pico Projector

Standard Throw Projector

Short Throw Projector 4K

Auditorium Projector Screen

LCD Display Wall Mount

Floor Standing Digital Signage

Smart Kiosks

Interactive LCD Screen

Outdoor LED Poster

Interactive Touch Screen Table
cases
news
video
contact us
english
français
Deutsch
Italiano
Русский
Español
português
Nederlandse
ελληνικά
日本語
한국
العربية
हिन्दी
Türkçe
bahasa indonesia
tiếng Việt
ไทย
বাংলা
فارسی
polski
home
about us
Company Profile
factory tour
quality control
products

Large Venue Laser Projectors

Theater DLP Projectors

4K DLP Projector

Mini Pico Projector

Standard Throw Projector

Short Throw Projector 4K

Auditorium Projector Screen

LCD Display Wall Mount

Floor Standing Digital Signage

Smart Kiosks

Interactive LCD Screen

Outdoor LED Poster

Interactive Touch Screen Table
cases
news
video
contact us
Products
Home / Products / Short Throw Projector 4K /

DLP 0.47" DMD Interactive Short Throw Projector 4K For Classroom

DLP 0.47

DLP 0.47" DMD Interactive Short Throw Projector 4K For Classroom

Brand Name: Yeoan
Model Number: SJ-42KL
MOQ: 10
Payment Terms: L/C, T/T, Western Union
Detail Information
Product Description
Detail Information
Brightness:
4200lm
Resolution:
4K (3840*2160)
Display Technology:
DLP 0.47" Dmd
Projection Ratio:
0.21:1
Projection Light Source:
Laser
Aspect Ratio:
Native:16:10 Compatible: 4:3/16:9
Keystone Correction:
Manual, Vertical And Horizontal
Contrast Ratio:
1100:1
Highlight:

0.47" dMD Short Throw Projector 4K

,

DLP Short Throw Projector 4K

,

dMD DLP interactive classroom projector

Product Description
DLP 0.47" DMD Interactive Short Throw Projector 4K For Classroom
Key Features
  • Ultra short throw projection with 0.21:1 ratio
  • Pixel shifting 4K resolution (3840×2160)
  • 4200 lumens brightness for clear visibility
  • Laser light source with 20,000-25,000 hour lifespan
  • Native eye protection with diffuse light source
  • Built-in Android 8.0 system with 3+32GB memory
  • Rim blending function for large screen displays
Technical Specifications
Attribute Value
Brightness 4200lm
Resolution 4K (3840×2160)
Display Technology DLP 0.47" dmd
Projection Ratio 0.21:1
Projection Light Source Laser
Aspect Ratio Native:16:10 Compatible: 4:3/16:9
Keystone Correction Manual, vertical and horizontal
Contrast Ratio 1100:1
Advanced Features
Optical Engine
High-efficiency design with laser light source module (8-year replacement-free)
Eye Protection
Diffuse light source removes harmful blue light, prevents glare, and reduces visual fatigue
Smart Teaching System
Built-in system covers four main teaching scenes: whiteboard, textbook, courseware, and review
Application Scenarios
Future classrooms, mobile offices, home theaters, and other adaptive environments
Detailed Specifications
Category Specification
Model SJ-42KL
Light Source Life Standard: 20,000 hours, Energy saving: 25,000 hours
Throw Distance 390mm ~ 584mm (best at 488mm)
Sound Output 8W × 2
Input Ports HDMI×2, USB×2, LAN×1, RS232×1
Dimensions 380 × 342.5 × 143mm (without support)
Weight Approximately 9 Kg
Operating Conditions 5-40°C, 10-85% humidity (non-condensing)
DLP 0.47" DMD Interactive Short Throw Projector 4K For Classroom 0 DLP 0.47" DMD Interactive Short Throw Projector 4K For Classroom 1
Tags: 

classroom movie projector  

wuxga short throw projector  

interactive classroom projector

Related Products
3840x2160 4K Ultra Short Throw Laser UST Projector WUXGA 3LCD 4000lm For Education

3840x2160 4K Ultra Short Throw Laser UST Projector WUXGA 3LCD 4000lm For Education

Get Best Price
UST Laser WUXGA Classroom Teaching Short Throw Projector 4K 4200lm

UST Laser WUXGA Classroom Teaching Short Throw Projector 4K 4200lm

Get Best Price
Home Theater UST Laser Wuxga Short Throw Projector 4K 3LCD 5000Lm

Home Theater UST Laser Wuxga Short Throw Projector 4K 3LCD 5000Lm

Get Best Price
Android 8.0 3LCD UST Laser Short Throw Projector 4K 4200lm For Education Classroom

Android 8.0 3LCD UST Laser Short Throw Projector 4K 4200lm For Education Classroom

Get Best Price
Large Venue Led UST Projector 4K Laser Projector Short Throw Business HD WUXGA 50Inch

Large Venue Led UST Projector 4K Laser Projector Short Throw Business HD WUXGA 50Inch

Get Best Price
Quick link
Home About Us Products Cases News Video Contact Us
Quick Contact

Address

No. 79 Kexue Avenue, Keyuan Pioneer Center, High-tech Zone, Hefei City, Anhui Province.

Tel

86-0551-68822113

Our Newsletter
Subscribe to our newsletter for discounts and more.
Privacy Policy |  Sitemap  | China Good Quality Large Venue Laser Projectors Supplier. Copyright © 2025 Hefei Yeoan Information And Technology Co.,Ltd. 1646915 . All Rights Reserved.