Hefei Yeoan Information And Technology Co.,Ltd.
| Payment Terms | L/C, T/T, Western Union |
| Delivery Time | 15 days |
| Brightness | 4200lm |
| Resolution | 3840*2160 (4K) |
| 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 |
| Brand Name | Yeoan |
| Model Number | SJ-42KL |
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Product Specification
| Payment Terms | L/C, T/T, Western Union | Delivery Time | 15 days |
| Brightness | 4200lm | Resolution | 3840*2160 (4K) |
| 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 |
| Brand Name | Yeoan | Model Number | SJ-42KL |
Highlights:
ultra short throw 0.21:1, pixel 4K shifting high resolution, 4200 lm
rim blending, easily display huge screen
High-efficiency optical engine design and laser light source module are free of replacement for 8 years;
Intelligent temperature control cooling system, intelligent self-detection and safety self-repair system,
Long-term operation and comfortable feeling.
Native eye protection-diffuse light source, removes harmful blue light, prevents glare, relieves visual fatigue, clear eye protection and healthier.
Intelligent core-the built-in system covers four main teaching scenes: whiteboard, textbook, courseware, and review, and provides various intelligent tools to create an immersive interactive classroom.
Immersive image quality-large color gamut, 4K high-definition, high contrast, high viewing angle; richer and more realistic colors, can be viewed from any position, and the picture is clear and non-reflective.
Application:
Widely used at living room, bedroom, classroom, office, samll conference, hotel room, hospital, school, church, factories and so on.
| model | SJ-42KL | |
| Main parameters | Projection System | DLP projection system |
| Chip size | 0.47" | |
| Resolution | 3840*2160 (4K) | |
| brightness | Typ 4200lm | |
| Uniformity*2 | ≥92% | |
| Contrast*2 | Typ 1100:1 | |
| Projection ratio | 16:9 | |
| Sound Output | 8W X 2 | |
| Light source type | type | Laser light source |
| life | Standard mode: 20,000 hours Energy saving mode: 25,000 hours | |
| Projection lens | type | Fixed focal length lens |
| Fno. | 2.0±5% | |
| Zoom ratio | 0 | |
| Throw Ratio | 0.21±0.02 | |
| Throw distance | 390mm ~ 584mm (zoom range, best @ 488mm) | |
| Displayable colors | 1.07 billion colors (10 bit) | |
| Off-axis | 147% +6.5%/-3.5% | |
| Light Leakage | <= 0.3 Lux in 0lux darkroom @ 100" black screen and @ outside the pattern on the screen (need to remove ambient light) | |
| Flare | W Halo <= 5 pixels@ 100” G/R/B <= 0.7 pixels@ 100” | |
| Defocus | <=3.5 pixels | |
| Image Quality | Follow TI DMD image quality specifications (no external dust/fibers allowed) (This refers to the system projected image quality, including all defects caused by optical components) | |
| How it works | Electric focus | |
| Optimal size | Optimal 100" screen size | |
| Android | Hardware Platform | MSD8386 |
| Software Platform | Android 8.0 | |
| Support screen parameters | 4K(3840*2160) | |
| Memory and Storage | 3+32GB | |
| Multi-screen interaction | Sofa Butler(TBD) | |
| Keystone Correction | Manual four-point/eight-point keystone correction | |
| Software Features | Motion compensation/wireless screen transmission/Bluetooth/electric focus/timed shutdown | |
| Keystone Correction | level | Support eight-point correction |
| vertical | Support eight-point correction | |
| Lens shift | level | 0 |
| vertical | 0 | |
| Image Processing | Built-in geometric correction function | |
| 3D | Only supports 3D effect generated by 3D signal, does not support 2D to 3D conversion | |
| Installation | Table front projection, ceiling front projection, table rear projection, ceiling rear projection | |
| Input Port | HDMI*2 | |
| USBx2 | ||
| LANx1 | ||
| Service port x1 | ||
| Power Supplyx1 | ||
| RS232x1 | ||
| Output Port | SPDIF X 1 | |
| Audio out X 1 | ||
| Power specifications | 100V ~ 240V ± 10%, 50/60Hz | |
| Machine power | 350W ±10% 220V | |
| Standby power | <= 0.5 W | |
| Body material | ABS+PC | |
| Dimensions | 380 x342.5 x143mm (without support) (TBD) 380 x342.5 x150mm (with support) (TBD) | |
| weight | About 9 Kg | |
| noise | <36 dB(A) | |
| Work Environment*4 | Working height | for 0 -- 2500 feet, 5 -- 40 ℃ for 2500 -- 5000 feet, 5 -- 35 ℃ for 5000 -- 10000 feet, 5 -- 30 ℃ |
| Operating temperature | 5 ~ 40 °C | |
| Operating humidity | 10% to 85%, non-condensing | |
| Accessories | User guide*1; warranty card*1; power cord*1; remote control*1; AAA batteries*2 | |
Company Details
Business Type:
Manufacturer,Agent,Importer,Exporter,Trading Company,Seller
Year Established:
2009
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Yeoan was established in 2009. We have been engaged in the research and development, production and sales of video and audio products since establishment. After more than ten years of hard work, we have become one of the leaders in this field. Our main mission is to provide the best... Yeoan was established in 2009. We have been engaged in the research and development, production and sales of video and audio products since establishment. After more than ten years of hard work, we have become one of the leaders in this field. Our main mission is to provide the best...
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