Blunith 3590S 35mm F0.9 Lens

This infrared lens is engineered for flexible integration with various thermal imaging systems, offering a reliable and cost-efficient solution for high-performance applications.

Featuring a manual focus design, it delivers excellent imaging quality from 5 m to infinity. With high transmittance and low distortion, it ensures precise thermal detection. This lens is compatible with high-resolution detectors and supports demanding imaging scenarios.

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    Specs

    3509S  35mm F0.9
    PropertyValue
    Focal Length35mm
    F/#0.9
    External CoatingHD
    Working Band8-12 μm
    Transmittance≥ 90%
    Distortion<1%
    Relative Illuminance>98%
    MTF0F ≥ 0.30@42lp/mm
    0.8F ≥ 0.25@42lp/mm
    Focusing TypeManual
    Focusing Range5m – ∞
    Operation Temperature-40℃ to 80℃
    SealingIP67
    Lens MaterialIRG 206

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