Linshang UV Light Meter has two models, LS125 and LS126C, which can be equipped with different probes to meet different applications. The Linshang manufacturer suggests three ways for correct selection.
Select based on spectral response and application
| Model | spectral response | application |
| LS126C | 230-280 nm | Power and Energy Detection of Medical 254nm Ultraviolet Sterilizing Mercury Lamp |
| LS125 host + UVC-X0 probe | 230-280 nm | Power and Energy Detection of High Power 254nm Germicidal Mercury Lamp |
| LS125 host + UVCWP-X1 probe | 230-280 nm | Power and energy detection of high-power 254nm germicidal mercury lamps, waterproof up to one meter |
| LS125 host + UVCLED-X0 probe | 240-320nm | Power and Energy Detection of 260-285nm LED Germicidal Lamp |
| LS125 host + UVB-X0 probe | 280-315 nm | Power and energy detection of 297nm, 308nm, 313nm UVB light sources |
| LS125 host + UVA-X0 probe | 315-400 nm | Power and Energy Detection of High Pressure Mercury Lamps |
| LS125 host + UVA-X1 probe | 260-400nm | Power and Energy Detection of UVA Light Sources |
| LS125 host + UVALED-X0 probe | 340-420 nm | Power and energy detection of UV LED surface light source |
| LS125 host + UVALED-X1 probe | 340-420 nm | Power and Energy Detection of UV LED Point Light Sources |
| LS125 host + UVALED-X3 probe | 340-420 nm | Power and energy detection of low power UVA LED light source |
| LS126A | 340-420 nm | Power and energy detection of UV LED surface light source; small probe or narrow space |
| LS129-UVA | 315-400 nm | On-line Power and Energy Detection of High Pressure Mercury Lamps |
| LS129-UVALED | 340-420 nm | In-line power and energy detection of UV LEDs is the light source |
| LS129-UVC | 230-280 nm | Online Power and Energy Detection of 254nm UVC Germicidal Mercury Lamp |
2. Select according to the measurement range and test aperture
| Model | Measuring range | Test aperture |
| LS126C | 0-20000μW/cm² | ¢ = 10mm |
| LS125 host + UVC-X0 probe | 0-200000μW/cm² |
| LS125 host + UVCWP-X1 probe |
| LS125 host + UVCLED-X0 probe |
| LS125 host + UVB-X0 probe |
| LS125 host + UVA-X0 probe | 0-2000mW/cm² |
| LS125 host + UVA-X1 probe | 0-200000μW/cm² |
| LS125 host + UVALED-X0 probe | 0-20000 mW/cm² |
| LS125 host + UVALED-X1 probe | ¢ = 1mm |
| LS125 host + UVALED-X3 probe | 0-200000μW/cm² | ¢ = 10mm |
| LS126A | 0-20000 mW/cm² | ¢ = 3 mm |
| LS129-UVA | 0-2000mW/cm² | ¢ = 10mm |
| LS129-UVALED | 0-20000 mW/cm² |
| LS129-UVC | 0-200000μW/cm² |
3. Suggested probes for classic applications
| application | suggested probe |
| Detects halogen, gallium, iron, xenon lamps, etc. | LS125 host + UVA-X0 or UVA-X1 probe |
| Detection of UV aging box | LS125 host + UVA-X1 and UVB-X0 probes |
| Detect ambient light and sunlight | LS125 host + UVA-X1 and UVB-X0 probes |
| Detect welding arc | LS125 host + UVA-X1, UVB-X0 and UVC-X0 probes |
| Detecting UV for NDT | LS125 host + UVA-X0 probe |
| Detecting UV Nail Lamps | LS125 host + UVALED-X3 probe |
| Detecting Grow Lights or Reptile Lights | LS125 host + UVB-X0 probe |
