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Ophir 65157 5.8 mm Radiometric Lens Athermalized Infrared Supir R - 5.8 mm F 1

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Ophir 65157 5.8mm Radiometric Lens


  • Focal Length: 5.8mm || (Nominal value at room temperature)
  • F/#: 1.0 || 1/(2.sin?)
  • Average Transmission: >88% at 8-12?m || Including DOE efficiency &
  • <1% at 0.8-7?m bulk absorption
  • Horizontal Field of View: 48.8° || (4.8mm) 160x120 pixels, 30? pitch
  • Spurious Reflection: No spurious reflections
  • Back Focal Distance in air: 10.6mm || Nominal value for object at Infinity


  • Focus Mechanism: Athermalized Manually Adjustable || Including 3 locking setscrews
  • Focus Range: 0.2m to infinity || Over full temperature range
  • Weight: ~28gr
  • Dimensions Length: 24.8mm, ?25 mm


  • Operating Temperature: -40°C to +85°C
  • Storage Temperature: -40°C to +85°C
  • External Coating: High Durability per Ophir #1005
  • Humidity: 100% RH at 26°C and 74% RH at 35°C for 24 hours
  • Solar Radiation (Operating): 1120W/m2 at 49°C in still air
  • Rain (Operating): MIL-STD-810C, method 506.1, Procedure I
  • Salt Fog: 5% salt fog concentration for 48hrs.
  • Shock: MIL-E-5400, Para.
  • Vibration: MIL-STD-810E, method 514.4, procedure I, Cat. 8 (Ground Mobile), Table 514.4-AII
  • Radioactive Materials: No radioactive materials used in the lens inclusive of the coatings
More Information
WarrantyThis unit will arrive in the condition shown. It comes with a 14 Day Guarantee against being DOA from receipt.
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