Emissivity can be Adjustable for Non Contact Laser IR Temperature LCD Display Gun ST490 models, 0.10~1.00 adjustable Emissivity(Only for ST490+), Adjust emissivity according to the different objects.pls take a look the below photo show:
Emissivity can be Adjustable for Non Contact Laser IR Temperature LCD Display Gun ST490 models, 0.10~1.00 adjustable Emissivity(Only for ST490+), Adjust emissivity according to the different objects.pls take a look the below photo show:
