Ophir IR Optics 2025 Catalog

SupIR 12.8mm f/1.4, Fixed Athermalized 680256 TYPICAL ICD* Property Value Optical Focal Length 12.8mm F# 1.4 Average transmission (8-12μm) 94% (HD) Back Focal Length 12mm in air Mechanical Focus Mechanism Fixed Depth of Field 5m to infinity Focus Range 0.5m to infinity Weight 79gr Max. Dimensions Ø39mm x 34.8mm Environmental Operation Temperature -40°C to +80°C Storage Temperature -50°C to +85°C Sealing IP 68 front element only Configurations Weight (gr) Dimensions BWD** Thread Coating 680256-001 79 Ø39mm x 34.8mm 9.7 M34x0.5 HD 680256-002 HC HFOV 320x240 384x288 640x480 1024x768 17μ 24.6° 29.5° 50.0° 12μ 17.3° 20.8° 34.9° 56.8° * The ICD drawing provided here is primarily a representation and may not accurately reflect the product's actual dimensions and specifications. For precise integration specifications contact your local sales representative. ** The BWD value is calculated for a unique detector setup with varying sealing windows in terms of thickness and material. For more details, contact your local sales representative. LWIR | 1-FOV 38 For latest updates please visit our website: www.ophiropt.com/infrared-optics 03-2025