Designed to operate in harsh operating environments ranging from 20 C (68 °F) to 1500 °C (2732 °F) in temperature, LSP-HD’s high-quality optics produce high-definition thermal images at unrivalled scan speeds for outstanding process control. High temperature models feature industry leading fully focusable optics with 300 or 500:1 distance to spot size. All LSP-HD scanners feature rugged Sapphire protection windows that resist scratches, acids and solvents. Integrated laser alignment verification is standard.