Porduct Details
50mm 4/3-Inch 12MP Telephoto C-Mount FA Lens
PMS-LFHHG-5012M(B) is a 12MP fixed focal FA lens with 50mm focal length for 4/3-inch sensors, C-Mount, F2.0-F22 aperture, 0.3 m-Infinity focusing range and only -0.13% distortion on the 4/3-inch format.
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Product Overview
POMEAS PMS-LFHHG-5012M(B) is a 12-megapixel telephoto fixed focal FA industrial lens with a 50mm focal length for 4/3-inch (23 mm) sensors, C-Mount. It provides a 26.0-degree diagonal field of view with ultra-low distortion (-0.13% on 4/3-inch, -0.05% on 1-inch), delivering excellent geometric accuracy for long-distance small-target inspection. Focusing range is 0.3 m to infinity.
Key Features
- 12 MP high resolution
- 50mm telephoto, 26.0° diagonal FOV on 4/3-inch
- Ultra-low distortion: -0.13% (4/3"), -0.05% (1"), -0.01% (1/2")
- Supports 4/3-inch (23 mm) sensors
- Large F2.0-F22 aperture
- Focusing range 0.3 m to infinity
- C-Mount
Technical Specifications
| Model | PMS-LFHHG-5012M(B) |
|---|---|
| Product Type | Fixed Focal Machine Vision FA Lens |
| Resolution Rating | 12MP |
| Maximum Sensor Format | 4/3 inch (23 mm) |
| Wavelength Range | 420-1000 nm |
| Focal Length | 50 mm |
| Lens Mount | C-Mount |
| Aperture Range | F2.0-F22 |
| Angle of View 4/3" (D×H×V) | 26.0° × 21.0° × 15.8° |
| Angle of View 1" (D×H×V) | 18.3° × 14.7° × 11.1° |
| Angle of View 1/2" (D×H×V) | 9.2° × 7.3° × 5.6° |
| Object Field at Min. Focus 4/3" (D×H×V) | 118.9 × 95.1 × 71.3 mm |
| Object Field at Min. Focus 1" (D×H×V) | 82.7 × 66.1 × 49.6 mm |
| Object Field at Min. Focus 1/2" (D×H×V) | 41.4 × 33.1 × 24.9 mm |
| Back Focal Length in Air | 20 mm |
| Distortion (4/3") | -0.13% @ y=11.5 mm |
| Distortion (1") | -0.05% @ y=8.0 mm |
| Distortion (1/2") | -0.01% @ y=4.0 mm |
| Focusing Range | 0.3 m to infinity |
| Filter Thread | M46 × P0.75 |
| Focus Adjustment | Manual |
| Iris Adjustment | Manual |
| Weight | 219 g |
| Operating Temperature | -20°C to +60°C |
Applications
Ideal for long-distance appearance inspection, small-target detail detection and precision positioning that require a narrow field of view and high geometric accuracy. Also compatible with 1-inch and smaller sensors.
FAQ
How low is the distortion of the PMS-LFHHG-5012M(B)?
-0.13% @ y=11.5 mm on the 4/3-inch format, -0.05% @ y=8.0 mm on 1-inch and -0.01% @ y=4.0 mm on 1/2-inch, the lowest in this series.
What is the minimum focusing distance?
The focusing range is 0.3 m to infinity, covering an object field of about 118.9 × 95.1 mm on the 4/3-inch format at close range.
What inspection tasks is it suitable for?
The telephoto narrow field of view combined with ultra-low distortion makes it ideal for long-distance small-target detection and precision positioning that demand high geometric accuracy.
Related Reading: Motorized Zoom Lenses: The Complete Guide | FA Lenses Product List | PMS-LFHHG-2512M(B) 25mm 12MP Lens
- Angle of View 1" (D×H×V)
- 18.3° × 14.7° × 11.1°
- Angle of View 1/2" (D×H×V)
- 9.2° × 7.3° × 5.6°
- Angle of View 4/3" (D×H×V)
- 26.0° × 21.0° × 15.8°
- Aperture Range
- F2.0-F22
- Back Focal Length in Air
- 20 mm
- Distortion (1")
- -0.05% @ y=8.0 mm
- Distortion (1/2")
- -0.01% @ y=4.0 mm
- Distortion (4/3")
- -0.13% @ y=11.5 mm
- Filter Thread
- M46 × P0.75
- Focal Length
- 50 mm
- Focus Adjustment
- Manual
- Focusing Range
- 0.3 m to infinity
- Iris Adjustment
- Manual
- Lens Mount
- C-Mount
- Maximum Sensor Format
- 4/3 inch (23 mm)
- Model
- PMS-LFHHG-5012M(B)
- Object Field at Min. Focus 1" (D×H×V)
- 82.7 × 66.1 × 49.6 mm
- Object Field at Min. Focus 1/2" (D×H×V)
- 41.4 × 33.1 × 24.9 mm
- Object Field at Min. Focus 4/3" (D×H×V)
- 118.9 × 95.1 × 71.3 mm
- Operating Temperature
- -20°C to +60°C
- Product Type
- Fixed Focal Machine Vision FA Lens
- Resolution Rating
- 12MP
- Wavelength Range
- 420-1000 nm
- Weight
- 219 g
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