{"product_id":"mini-pocket-thermal-imager-32x32-open-source","title":"Mini Pocket Thermal Imager — 32x32 Open Source","description":"\u003ch2\u003eDemo \u0026amp; Resources\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.youtube.com\/watch?v=vx4fFzM2Xmg\"\u003eYouTube Demo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/github.com\/denjhang\/Mini-Pocket-Thermal-Imager\"\u003eGitHub (Open Source)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/oshwhub.com\/umekoko\/hai-man-htpa-chao-mi-ni-re-cheng-xiang-yi\"\u003eOSHWHub Project Page\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eWhat is it?\u003c\/h2\u003e\u003cp\u003eA \u003cstrong\u003emini pocket thermal imaging camera\u003c\/strong\u003e built on the \u003cstrong\u003eHeiman HTPA32x32\u003c\/strong\u003e sensor, running on a Raspberry Pi RP2040 (ARM) chip. Weighing just \u003cstrong\u003e20g\u003c\/strong\u003e, it fits in your pocket and works the moment you power it on — no phone, no app, no setup required.\u003c\/p\u003e\u003cp\u003eDesigned by \u003cstrong\u003eUmeko Studio\u003c\/strong\u003e and \u003cstrong\u003ecompletely open source\u003c\/strong\u003e — full code, schematics, and materials provided for free secondary development.\u003c\/p\u003e\u003ch2\u003eUse Cases\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eHotel room privacy inspection (hidden camera detection)\u003c\/li\u003e\n\u003cli\u003eFloor heating leak and pipe detection\u003c\/li\u003e\n\u003cli\u003eElectrical equipment temperature monitoring\u003c\/li\u003e\n\u003cli\u003ePower maintenance and fault finding\u003c\/li\u003e\n\u003cli\u003eIndoor pet location (cats, dogs)\u003c\/li\u003e\n\u003cli\u003eGeneral infrared thermography\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eKey Specifications\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor:\u003c\/strong\u003e Heiman HTPA32x32\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNative resolution:\u003c\/strong\u003e 32×32\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay resolution:\u003c\/strong\u003e 240×240 (after bilinear interpolation algorithm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScreen:\u003c\/strong\u003e 320×240 touch screen, 2.5D glass front\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature range:\u003c\/strong\u003e -20°C to 1000°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature accuracy:\u003c\/strong\u003e ±3°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFrame rate:\u003c\/strong\u003e 7 Hz (average)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePseudo-color modes:\u003c\/strong\u003e 5 types\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 600 mAh — 3.5 hours continuous use, 1.5 hours charge time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInterface:\u003c\/strong\u003e USB Type-C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 20g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMCU:\u003c\/strong\u003e Raspberry Pi RP2040 (ARM Cortex-M0+)\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSoftware Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBilinear interpolation + mosaic removal for smooth 240×240 output\u003c\/li\u003e\n\u003cli\u003eDMA + shift interpolation for high refresh rate\u003c\/li\u003e\n\u003cli\u003eEmissivity adjustment for accurate surface temperature measurement\u003c\/li\u003e\n\u003cli\u003eGamma correction — magnify detail in low or high temperature areas\u003c\/li\u003e\n\u003cli\u003eFixed-point temperature curve display + data download to PC\u003c\/li\u003e\n\u003cli\u003eManual temperature calibration (slope \u0026amp; intercept) + automatic sensor error calibration\u003c\/li\u003e\n\u003cli\u003eScreen mirroring (left\/right, top\/bottom) and 360° rotation\u003c\/li\u003e\n\u003cli\u003eAuto or manual temperature range adjustment\u003c\/li\u003e\n\u003cli\u003ePC host software for wired thermal image sync and curve recording\u003c\/li\u003e\n\u003cli\u003eLong-term stable software updates — community suggestions actively considered\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eColors Available\u003c\/h2\u003e\u003cp\u003eBlack \/ Orange \/ White \/ Yellow\u003c\/p\u003e","brand":"Denjhang's Retro Hardware","offers":[{"title":"Black","offer_id":46282842374341,"sku":null,"price":99.0,"currency_code":"USD","in_stock":true},{"title":"Yellow","offer_id":46282842407109,"sku":null,"price":99.0,"currency_code":"USD","in_stock":true},{"title":"White","offer_id":46282842439877,"sku":null,"price":99.0,"currency_code":"USD","in_stock":true},{"title":"Orange","offer_id":46282842472645,"sku":null,"price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0777\/8507\/1813\/files\/2025-03-16T02_55_49.934Z-0BC29FCBBC8CE238BF75ABC05DA67B2C.jpg?v=1779857603","url":"https:\/\/denjhang.myshopify.com\/products\/mini-pocket-thermal-imager-32x32-open-source","provider":"Denjhang's Retro Hardware","version":"1.0","type":"link"}