| BL1 | BL2 | B10 | B20 |
| Temperature Measurement Range | -20 °C - 550 °C | -20 °C - 550 °C | -20 °C - 550 °C | -20 °C - 550 °C |
| IR Resolution | 160 x 120 (19 200 pixels) | 256 x 192 (49 152 pixels) | 256 x 192 (49 152 pixels) | 256 x 192 (49 152 pixels) |
| Pixel Pitch | 17 μm | 12 μm | 12 μm | 12 μm |
| Spectral Range | 8 - 14 μm | 8 - 14 μm | 8 - 14 μm | 8 - 14 μm |
| NETD | < 40 mK (@25°C), F#=1.0 | < 40 mK (@25°C), F#=1.0 | < 40 mK (@25°C), F#=1.0 | < 40 mK (@25°C), F#=1.0 |
| Focal Length | 3.5mm | 3.6mm | 3.6mm | 3.6mm |
| FOV (Field of View) | 32.9° × 44.4° | 37.2° × 50.0° | 37.2° × 50.0° | 37.2° × 50.0° |
| Image Frequency | 25 Hz | 25 Hz | 25 Hz | 25 Hz |
| Focus | Fixed | Fixed | Fixed | Fixed |
| IFOV (Spatial Resolution) | 4.85 mrad | 3.3mrad | 3.3mrad | 3.3mrad |
| Aperture | F1.1 | F1.0 | F1.0 | F1.0 |
| Minimum Focus Distance | 0.3 m (0.98 ft) | 0.3 m (0.98 ft) | 0.3 m (0.98 ft) | 0.3 m (0.98 ft) |
| Optical Module | | | | |
| Picture Resolution | | | 1600 × 1200 (2 MP) | 1600 × 1200 (2 MP) |
| FOV | | | 55°× 42° | 55°× 42° |
| Focal Length | | | 2mm | 2mm |
| Image Display | | | | |
| Display | 240 × 320 Resolution, 3.2’’ LCD Screen | 240 × 320 Resolution, 3.2’’ LCD Screen | 240 × 320 Resolution, 3.2’’ LCD Screen | 240 × 320 Resolution, 3.2’’ LCD Screen |
| Colour Palettes | 4 | 4 | 4 | 4 |
| PIP (Thermal Picture in Optical Picture) | | | | |
| Fusion (Thermal /Optical Picture) | | | | |
| Measurement and Analysis | | | | |
| Object Temperature Range | -20 °C - 550 °C (-4°F - 1022°F） | -20 °C - 550 °C (-4°F - 1022°F） | -20 °C - 550 °C (-4°F - 1022°F） | -20 °C - 550 °C (-4°F - 1022°F） |
| Accuracy | Max (±2°C/3.6°F, ±2%) | Max (±2°C/3.6°F, ±2%) | Max (±2°C/3.6°F, ±2%) | Max (±2°C/3.6°F, ±2%) |
| Measurement Presets | Center Spot, Hot Spot, Cold Spot, Point Presets, Off | Center Spot, Hot Spot, Cold Spot, Point Presets, Off | Center Spot, Hot Spot, Cold Spot, Point Presets, Off | Center Spot, Hot Spot, Cold Spot, Point Presets, Off |
| High Temperature Alarm | Audible Warning | Audible and Visual Warning | Audible and Visual Warning | Audible and Visual Warning |
| Storage | | | | |
| Storage Media | EMMC (4 GB) | EMMC (4 GB) | EMMC (16 GB) | EMMC (16 GB) |
| Image Storage Capacity | 30 000 Images | 30 000 Images | 90 000 Images | 90 000 Images |
| Image File Format | BMP with Measurement Data Included | JEPG with Measurement Data Included | BMP with Measurement Data Included | BMP with Measurement Data Included |
| Functions | | | | |
| LED light | | | | |
| Wi-Fi | 802.11 b/g/n (2.4GHz) | 802.11 b/g/n (2.4GHz) | No | 802.11 b/g/n (2.4GHz) |
| UVC Cast Screen | | | | |
| Level/Span | Auto/Manual | Auto/Manual | Auto/Manual | Auto/Manual |
| Battery Operating Time | | | | |
| Continuous Running | 8 Hours | 8 Hours | 6 Hours | 6 Hours |