Optical
Focal Length: 75mm
F/#: 1.0
Average Transmission (8-12µm): 88%
Back Focal Length: 22.7±0.5mm in air

Mechanical
Focus Mechanism: Fixed
Depth of Field: 93m to infinity
Focus Range: 5m to infinity
Weight: 580gr
Max. Dimensions: Ø 86mm x 89mm

Environmental
Operating Temperature: -40°C to +60°C
Storage Temperature: -40°C to +60°C
Sealing: IP67 front element only; IP54 handwheel & interface

Configurations
680274-001: High Durability
680274-002: Hard Carbon

Parameter Name	Parameter Value
Type	fixed-focus
Focal length	75 mm(2.95 in)