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The Thermogram

TOPDON · S2

TOPDON TC004

256 × 192 native pixels. Advertised NETD: 40 mK.

    256 × 192 TC004 from the European page checked November 10, 2026: 3.5-inch display, Wi-Fi, 64 GB, up to 8.5 h runtime. This is separate from the 128 × 128 TC004 Mini. TC004 has appeared in different commercial presentations: verify the revision and features before ordering. Minimum focus and full radiometric export are unconfirmed. Processed 512 × 384 output does not increase native resolution.

    Documentation

    Indicative price and configuration

    Observed : 335 EUR excl. VAT. Band reference: €402 including a calculated 20% VAT, excluding delivery. Confirm configuration and price with the seller; temporary discounts do not define the band.

    Specifications

    Source-led record, without hands-on testing. Unknown values remain undocumented.

    Identity
    BrandTOPDON
    ModelTC004
    SeriesTC
    Commercial statuscurrent
    Manufacturer referenceTC004
    SegmentS2
    Form factorstandalone handheld camera
    Sensor and image
    Native resolution, width (px)256
    Native resolution, height (px)192
    Native detector pixels49152
    Displayed resolution, width (px)512
    Displayed resolution, height (px)384
    Interpolation ratio4
    Interpolation methodsoftware
    Detector typenot published by the manufacturer
    Detector materialnot published by the manufacturer
    Pixel pitch (µm)12
    Spectral band, min (µm)8
    Spectral band, max (µm)14
    NETD (mK)40
    NETD measurement conditions≤40 mK; detailed test conditions not specified
    Frame rate (Hz)25
    Optics
    Horizontal field of view (°)56
    Vertical field of view (°)42
    Advertised IFOV (mrad)3.75
    Recalculated IFOV (mrad)3.82
    Minimum focus distance (m)not published by the manufacturer
    Focusnot published by the manufacturer
    Interchangeable lensesnot published by the manufacturer
    Digital zoom (×)not published by the manufacturer
    Macro lens
    Availabilitynot published by the manufacturer
    Referencenot published by the manufacturer
    Working distance (mm)not published by the manufacturer
    Spot size (µm)not published by the manufacturer
    Smallest measurable area (µm)not published by the manufacturer
    Accuracy with macro (°C)not published by the manufacturer
    Range max with macro (°C)not published by the manufacturer
    Measurement
    Range min (°C)-20
    Range max (°C)550
    Absolute accuracy (°C)2
    Relative accuracy (%)2
    Emissivity settingnot published by the manufacturer
    Reflected temperature correctionnot published by the manufacturer
    Measurement modesnot published by the manufacturer
    Simultaneous cursorsnot published by the manufacturer
    Full radiometrynot published by the manufacturer
    Visible channel
    Visible camera (MP)not published by the manufacturer
    Image fusionnot published by the manufacturer
    LED lightyes
    Laser pointeryes
    Ergonomics and ruggedness
    Screen (inches)3.5
    Screen resolutionnot published by the manufacturer
    Touchscreennot published by the manufacturer
    Weight (g)not published by the manufacturer
    Dimensions (mm)not published by the manufacturer
    IP ratingIP54
    Drop resistance (m)2
    Operating temperature, min (°C)not published by the manufacturer
    Operating temperature, max (°C)not published by the manufacturer
    Power
    Power typebuilt-in battery
    Battery systemnot published by the manufacturer
    Battery life (h)8.5
    Charging connectornot published by the manufacturer
    Storage and connectivity
    Internal memory (GB)64
    Memory cardnot published by the manufacturer
    Wi-Fiyes
    Bluetoothnot published by the manufacturer
    Wired interfaceUSB
    File formatsnot published by the manufacturer
    Software
    PC softwareTopView
    Free PC softwarenot published by the manufacturer
    Mobile appTopInfrared
    Report generationyes
    Cloud servicenot published by the manufacturer
    Compliance
    Calibration certificate providednot published by the manufacturer
    Declared standardsnot published by the manufacturer
    Warranty (months)24
    Support in Francenot published by the manufacturer

    Sources

    Compare these models

    TOPDON TC004 Mini vs TC004 SE vs TC004