1/2.5" 5MP 2.8mm M12 IR Corrected Surveillance Camera Lens JY-125A028FB-5MPIR
Key Specifications
· Resolution: 5 Megapixel
· Image Format: 1/2.5"
· Focal Length: 2.8mm
· Aperture: F1.8, fixed iris
· Mount: M12
· Diagonal Field Angle: 168° (for 1/2.5" sensor)
· Minimum Object Distance (M.O.D.): 0.3m
· Dimension: Φ14 × 17.2mm
· Weight: 5g
· IR Correction: Yes (Day & Night)
· Operating Temperature: -20℃ ~ +60℃
Key Features
· F1.8 large aperture for outstanding low-light imaging performance
· IR corrected optical design, stable sharpness for both daytime and night vision
· Compact and lightweight (only 5g), simple integration into mini cameras
· Standard M12 mount, broad compatibility with M12 board cameras
· 5MP high resolution, ultra-wide 168° DFOV to cover large monitoring areas
Applications
This high-definition surveillance camera lens is suitable for various compact surveillance cameras that demand wide viewing angle and 24/7 continuous monitoring. As a cost-effective surveillance camera lens, it perfectly fits civilian and commercial monitoring equipment. This versatile surveillance camera lens widely covers multiple monitoring fields:
· Smart home & commercial security: Indoor dome cameras, mini IP cameras, retail store monitoring, office entrance and corridor surveillance. One single lens covers a large field of view.
· Video doorbell & smart IoT cameras: Wired & wireless video doorbells, battery-powered smart cameras, panoramic wide-angle home monitoring.
· Vehicle vision systems: Dash cameras, vehicle side/rear view cameras, onboard monitoring for buses and trucks. Wide-angle view helps reduce blind spots.
· AI vision & edge detection: AI human detection, motion detection, occupancy counting and people flow statistics for retail and public venues.
· Industrial & public area monitoring: Compact industrial visual inspection, elevator cameras, warehouse corner monitoring, surveillance for public corridors and elevator cabins.
Parameters
Parameter of Lens | ||||||||
| Model | JY-125A028FB-5MPIR | |||||||
| Resolution | 5 Megapixel | ||||||
| Image format | 1/2.5" | |||||||
| Focal length | 2.8mm | |||||||
| Aperture | F1.8 | |||||||
| Mount | M12 | |||||||
| （Field Angle) D×H×V( °) | 1/2.5 | 1/3 | 1/4 | |||||
| 168 | 126 | 89.1 | ||||||
| 120 | 95.8 | 70 | ||||||
| 85 | 70.5 | 52 | ||||||
| Optical Distortion | -87.50% | -49.30% | -24.50% | |||||
| M.O.D. | 0.3m | |||||||
| Dimension | Φ 14×17.2mm | |||||||
| Weight | 5g | |||||||
| Flange BFL | / | |||||||
| BFL | 6.17mm | |||||||
| MBF | 5.57mm | |||||||
| IR Correction | Yes | |||||||
| Operation | Iris | Fixed | ||||||
| Focus | / | |||||||
| Zoom | / | |||||||
| Operating temperature | -20℃~+60℃ | |||||||
Size | ||||||||
| ||||||||
| Size tolerance（mm）： | 0-10±0.05 | 10-30±0.10 | 30-120±0.20 | |||||
| Angle tolerance | ±2 ° | |||||||
Test Standard | |||||||||
| Model | JY-2528M-5MP | ||||||||
| Test Items | Test Content | ||||||||
| 1 | Resolution Test | 检测范围 | Φ6（直径0.8米） | ||||||
| 中心≥ | 200 lp/mm | ||||||||
| 边缘≥ | 160 lp/mm | ||||||||
| 像面要求 | 检测范围内像质清晰无拖影、 四周均匀； | ||||||||
| Environment | 25±2℃ ≤1 lux | ||||||||
| 2 | Appearance Inspection | 镜头外观 （镜筒內部） | 60-40： 60伤痕：允许最宽为0.06mm，最长为 2.5mm(Φ/4)，允许边缘处条数为1； 宽度 0.02mm×2条，相加总长度为10.5mm(Φ /1)； 宽度0.06mm×1条，长度为1mm+宽度 0.04×1条，相加总长度为5mm(Φ/2)， 以 上同理类推； 40亮点： （判断亮点大小以亮点最长为 准）允许最大亮点为0.4mm， 中间与边缘 区域只允许1个，亮点≦0.2mm时，允许有 两个，且距离≥1mm； | ||||||
| 镜头外观 （镜筒外部） | 镜筒无明显的色差 、刮伤、破口、变形 等不良；不允许胶水溢入有效通光口 径；无掉字、字迹清晰、字体大小相 同，且间隔均匀等 | ||||||||
| Environment | 25±2℃ 700~1000 lux | ||||||||
Reliability and Environmental Testing | ||||||||
| Model | JY-2528M-5MP | |||||||
| Test Items | Test Content | |||||||
| 1 | Temperature Cycling Test | Lens is placed on two cycles in the test temperature (- 20±3)℃ for 1.5 hours and in (60±3)℃ for 3 hours separately. Then，the indicators are qualified after placing the lens at room temperature for 24 hours. | ||||||
| 2 | Damp heat test | Lens is placed in the test temperature (60±3)℃ , humidity 85% RH for 48 hours. Then，the indicators are qualified after placing the lens at room temperature for 24 hours. | ||||||
| 3 | Drop Test | Lens drops from the height of (1±0.1m) to the concrete ground. After the testing, the indicators are qualified. | ||||||
| 4 | Vibration Test | Lens vibrates 2h in sinusoidal wave under 1 mm of amplitude and 50Hz of frequency. After the testing, the indicators are qualified. | ||||||
Packing Specification | |||||||||
| Model | JY-2528M-5MP | ||||||||
| 1、镜头盖上盖子后，装进泡盒； 2、镜头装满一个泡盒后，盖上盖子，用订书机订紧泡盒； 3、泡盒表面贴标示票； 4、最后把泡盒装进大纸箱，装完后，用胶带密封纸箱，表面贴标示票。 | |||||||||
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