Hotline: +86-755-28325580
Language
One thousand new technology, specialized in the development and design of electronic black and white board sales Britain's largest brand manufacturers Whiteboard
Products Products
Recommended Products / Products
Release time: 2024 - 10 - 22
Intelligent classroom teaching system -- eye protection series intelligent electronic blackboard parameters1, hardware equipment: Technical principle: infrared induction technology2, no special pen: Support hand, pen and pointer and other non-transparent objects directly on the board writing3, touch size: can achieve the touch size of 1130 *3660mm4, writing net size: 1130 *3660mm5, full-screen any area can achieve projection touch interaction6, touch accuracy: ≤ ±2mm7, 10-16 touch8, touch response time ≤10Ms
Release time: 2024 - 10 - 25
1, hardware equipment: Technical principle: infrared induction technology2, no special pen: Support hand, pen and pointer and other non-transparent objects directly on the board writing3, touch size: can achieve touch size 1446*3700mm4. Net writing size: 165 inches5, full-screen any area can achieve projection touch interaction6, touch accuracy: ≤ ±2mm7, 10-16 touch8, touch response time ≤2Ms
Release time: 2024 - 10 - 25
1, hardware equipment: Technical principle: infrared induction technology2, no special pen: Support hand, pen and pointer and other non-transparent objects directly on the board writing3, touch size: can achieve touch size 1120 *2300mm4. Net writing size: 150 inches5, full-screen any area can achieve projection touch interaction6, touch accuracy: ≤ ±2mm7, 10-16 touch8, touch response time ≤2Ms
Release time: 2024 - 10 - 25
1, hardware equipment: Technical principle: infrared induction technology2, no special pen: Support hand, pen and pointer and other non-transparent objects directly on the board writing3, touch size: can achieve touch size 1446*2300mm4. Net writing size: 165 inches5, full-screen any area can achieve projection touch interaction6, touch accuracy: ≤ ±2mm7, 10-16 touch8, touch response time ≤2Ms
Release time: 2024 - 10 - 28
1, hardware equipment: Technical principle: infrared induction technology2, no special pen: Support hand, pen and pointer and other non-transparent objects directly on the board writing3, touch size: can achieve touch size 1120 *2300mm4. Net writing size: 150 inches5, full-screen any area can achieve projection touch interaction
Products Product Details

Ultra short focus DLP laser 4200LM projector

Size ratio
Adjust the screen brightness according to the environment
Model Application
Super short distance can be projected large size picture, suitable for various specifications of the classroom use
Availability: 2024 - 10 - 22
product description:
Super short distance can be projected large size picture, suitable for various specifications of the classroom use
product manual:
1. Brightness: 4200 lumens (ISO21118 standard);2. Resolution: 1920*720; 16:6, you can switch left, right and full screen, the picture is not compressed3. Contrast ratio: ≥ 100,000:1;4. Ultra short focus technology: projection of 120~180 inch screen5. ★ Display projection characteristics: 3D, ultra-short focus (0.233)6. Ultra short focus technology: DLP(DMD,HD,O.65 ") technology, DMD size ≥0.65 inches;7. Pure laser solid state light source, 25000 hours long service life;8. Fully enclosed optical path design; Air cooling + water cooling9. High color gamut color restoration technology, in line with visual efficiency and scene requirements of brightness, chroma human eye healthy and comfortable vision.
  • principle
  • Features
  • parameter
  • Listing Pictures
  • Related Products

1. Brightness: 4200 lumens (ISO21118 standard);


2. Resolution: 1920*720; 16:6, you can switch left, right and full screen, the picture is not compressed


3. Contrast ratio: ≥ 100,000:1;


4. Ultra short focus technology: projection of 120~180 inch screen


5. ★ Display projection characteristics: 3D, ultra-short focus (0.233)


6. Ultra short focus technology: DLP(DMD,HD,O.65 ") technology, DMD size ≥0.65 inches;


7. Pure laser solid state light source, 25000 hours long service life;


8. Fully enclosed optical path design; Air cooling + water cooling


9. High color gamut color restoration technology, in line with visual efficiency and scene requirements of brightness, chroma human eye healthy and comfortable vision.


Super short distance can be projected large size picture, suitable for various specifications of the classroom use

Release time: 2024 - 10 - 28
1. Brightness: 5000 lumens (ISO21118 standard),2. Resolution: 1920*1080P 16:6 compatible with 16:10, and switch left, middle and right full-screen mode3. Contrast ratio: ≥ 100,000:1,4. Ultra short focus technology: project 80~150 inch screen,5. Display projection characteristics: 3D, ultra-short focus (0.233),6. Ultra short focus technology: DLP(DMD,HD,O.65 ") technology, DMD size ≥0.65 inches,7. Pure laser solid state light source, 25000 hours long service life,8. ★ Heat dissipation mode: water-cooled + air-cooled,9. Fully closed optical circuit,10. High color gamut color restoration technology, in line with visual efficiency and scene requirements of brightness, chroma human eye healthy and comfortable vision.
Release time: 2024 - 10 - 28
1. Brightness: 4500 lumens (ISO21118 standard),2. Resolution: 1280*800 16:10,3. Contrast ratio: ≥ 100,000:1,4. Ultra short focus technology: project 80~150 inch screen,5. Display projection characteristics: 3D, ultra-short focus (0.233),6. Ultra short focus technology: DLP(DMD,HD,O.65 ") technology, DMD size ≥0.65 inches,7. Pure laser solid state light source, 25000 hours long service life,8. ★ Heat dissipation mode: water-cooled + air-cooled,9. Fully closed optical circuit,10. High color gamut color restoration technology, in line with visual efficiency and scene requirements of brightness, chroma human eye healthy and comfortable vision.
Release time: 2024 - 10 - 28
1. Brightness: 4200 lumens (ISO21118 standard);2. Resolution: 1920*720; 16:6, you can switch left, right and full screen, the picture is not compressed3. Contrast ratio: ≥ 100,000:1;4. Ultra short focus technology: projection of 120~180 inch screen5. ★ Display projection characteristics: 3D, ultra-short focus (0.233)6. Ultra short focus technology: DLP(DMD,HD,O.65 ") technology, DMD size ≥0.65 inches;7. Pure laser solid state light source, 25000 hours long service life;8. Fully enclosed optical path design; Air cooling + water cooling9. High color gamut color restoration technology, in line with visual efficiency and scene requirements of brightness, chroma human eye healthy and comfortable vision.
Release time: 2024 - 10 - 28
1, ★ Brightness: 3600 lumens (ISO21118 standard)2, resolution: 1024*768 4:3,3. Projection mode: internal reflection ultra-short focus;4, lamp life :≥25000 hours;5. When projecting an 80-inch picture, the distance from the lens to the picture :≤55CM6
Copyright ©2005 - 2013 Shenzhen City, thousands of New Technology Industrial Co. Ltd.
犀牛云提供企业云服务