{"title":"Field Science Instruments","description":"\u003cp\u003eMetal detectors, trail cameras, rangefinders, anemometers, night vision, and Geiger counters for field research and outdoor scientific exploration.\u003c\/p\u003e","products":[{"product_id":"waterproof-ground-metal-detector-with-discrimination-mode","title":"Waterproof Ground Metal Detector with Discrimination Mode","description":"\u003cp\u003e\u003cstrong\u003eThe same electromagnetic induction principles Maxwell formalized in the 1860s now let you distinguish buried iron from silver at 25 cm depth.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eGround-penetrating metal detectors work by transmitting an oscillating magnetic field and analyzing the phase shift of eddy currents induced in conductive objects. Discrimination circuitry filters ferrous junk from non-ferrous targets by comparing the phase angle of the return signal — pure applied physics every time you pull the trigger. Fully waterproof search coil handles beach hunting, stream beds, and wet soil.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eDetection depth up to 25 cm (iron), 20 cm (coin-size non-ferrous)\u003c\/li\u003e\n\u003cli\u003e5-segment discrimination display with adjustable sensitivity (10 levels)\u003c\/li\u003e\n\u003cli\u003eWaterproof 26 cm DD coil — submersible to 1 m\u003c\/li\u003e\n\u003cli\u003eLCD target ID with pinpoint mode; 2× AA batteries, 20+ hr runtime\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eEvery purchase directly funds independent physics research at the Golden Physics Project.\u003c\/em\u003e\u003c\/p\u003e","brand":"Golden Physics Project","offers":[{"title":"Default Title","offer_id":54144342556964,"sku":"GPP-DET-METAL","price":129.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/2879\/9524\/files\/Flughafenkontrolle.jpg?v=1781220442"},{"product_id":"4k-night-vision-trail-camera-32mp-with-motion-detection","title":"4K Night Vision Trail Camera 32MP with Motion Detection","description":"\u003cp\u003e\u003cstrong\u003eCharge-coupled imaging at the intersection of ecology and optics — 32 megapixels triggered in 0.2 seconds by passive infrared physics.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eTrail cameras exploit the pyroelectric effect: infrared-sensitive crystals generate a voltage differential when warm-blooded animals move through their field of view. The 0.2-second trigger latency is fast enough to capture mid-stride motion. At night, 940 nm no-glow IR LEDs illuminate the scene invisibly to mammals while the sensor's extended red-response captures full detail — a wavelength chosen specifically to fall outside the peak sensitivity of most animal visual systems.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e32MP stills + 4K video with 0.2 s trigger speed\u003c\/li\u003e\n\u003cli\u003e120° wide-angle PIR detection zone, 20 m range\u003c\/li\u003e\n\u003cli\u003e940 nm no-glow IR LEDs — completely invisible at night\u003c\/li\u003e\n\u003cli\u003eIP66 weatherproof; supports 256 GB SD card, 8× AA batteries\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eEvery purchase directly funds independent physics research at the Golden Physics Project.\u003c\/em\u003e\u003c\/p\u003e","brand":"Golden Physics Project","offers":[{"title":"Default Title","offer_id":54144342851876,"sku":"GPP-CAM-TRAIL4K","price":109.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/2879\/9524\/files\/960px-Camera_trap.jpg?v=1781220444"},{"product_id":"digital-night-vision-monocular-5-zoom-with-300-m-range","title":"Digital Night Vision Monocular 5× Zoom with 300 m Range","description":"\u003cp\u003e\u003cstrong\u003eHuman rod cells saturate below 0.001 lux — this CMOS sensor keeps performing at 0.0001 lux, extending your scotopic range by a full order of magnitude.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eUnlike image-intensifier tubes that amplify available photons, digital night vision devices use silicon CMOS sensors with extended near-infrared sensitivity (up to 950 nm) coupled to high-efficiency IR illuminators. The result is a fully electronic image with no phosphor screen burn risk and video recording capability. The 5× optical zoom combined with a 2× digital zoom provides up to 10× effective magnification for observing wildlife, celestial phenomena at the horizon, or field conditions in complete darkness.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e5× optical + 2× digital zoom; 300 m night range with built-in 850 nm IR illuminator\u003c\/li\u003e\n\u003cli\u003e1080P HD recording to micro-SD; 3-inch TFT display for real-time viewing\u003c\/li\u003e\n\u003cli\u003eTripod-compatible 1\/4-inch thread; WiFi app control optional\u003c\/li\u003e\n\u003cli\u003eRechargeable 5000 mAh battery — 8+ hours continuous operation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eEvery purchase directly funds independent physics research at the Golden Physics Project.\u003c\/em\u003e\u003c\/p\u003e","brand":"Golden Physics Project","offers":[{"title":"Default Title","offer_id":54144343441700,"sku":"GPP-OPT-NVMONO","price":189.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/2879\/9524\/files\/960px-PEO_ANAVS-6_NVG.jpg?v=1781220447"},{"product_id":"1000-m-laser-rangefinder-with-angle-compensation","title":"1000 m Laser Rangefinder with Angle Compensation","description":"\u003cp\u003e\u003cstrong\u003eTime-of-flight laser ranging: a 905 nm pulse travels at c, reflects, and returns — the elapsed nanoseconds convert to millimetre-accurate distance in real time.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eLaser rangefinders exploit the constancy of the speed of light to measure distance with precision impossible by acoustic or optical triangulation at field ranges. The device emits a collimated 905 nm class 1 laser pulse, times the round-trip to picosecond resolution, and divides by 2c to give range. Angle compensation mode applies the cosine correction (true horizontal distance = measured range × cos θ) automatically — essential for shooting uphill or downhill where uncorrected range would overestimate the horizontal component.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e6× magnification optics, 1000 m maximum range (reflective targets)\u003c\/li\u003e\n\u003cli\u003e±0.5 m accuracy; angle compensation ±90° with horizontal distance mode\u003c\/li\u003e\n\u003cli\u003eScan mode for moving targets; fog\/rain mode for adverse conditions\u003c\/li\u003e\n\u003cli\u003eCompact 110 g body; CR2 battery included\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eEvery purchase directly funds independent physics research at the Golden Physics Project.\u003c\/em\u003e\u003c\/p\u003e","brand":"Golden Physics Project","offers":[{"title":"Default Title","offer_id":54144343671076,"sku":"GPP-DET-RANGEFINDER","price":109.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/2879\/9524\/files\/Military_Laser_rangefinder_LRB20000.jpg?v=1781220450"},{"product_id":"digital-4-in-1-anemometer","title":"Digital 4-in-1 Anemometer — Wind Speed, Temperature, Humidity \u0026 Barometric Pressure","description":"\u003cp\u003e\u003cstrong\u003eFour atmospheric variables captured simultaneously — the same parameters that drive every weather model from local forecasts to global climate simulations.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWind speed measurement in this device uses a three-cup anemometer whose rotation rate (angular velocity) is linearly proportional to wind speed via Magnus-effect aerodynamics — a relationship Lord Kelvin quantified in the 1860s. The capacitive humidity sensor exploits the change in dielectric constant of a polymer film as water molecules adsorb, while the MEMS barometric sensor measures atmospheric pressure via piezoresistive strain in a microfabricated silicon diaphragm. Together these four channels provide the data for Beaufort-scale assessment, siting renewable energy systems, or full atmospheric soundings.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eWind: 0–30 m\/s (0.1 m\/s resolution), Beaufort scale display\u003c\/li\u003e\n\u003cli\u003eTemperature: −10 to 60 °C (±0.5 °C); Humidity: 10–99% RH (±3%)\u003c\/li\u003e\n\u003cli\u003eBarometric pressure: 300–1100 hPa with altitude mode\u003c\/li\u003e\n\u003cli\u003eData logging to micro-SD; USB-C charging; backlit LCD + graphical trend display\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eEvery purchase directly funds independent physics research at the Golden Physics Project.\u003c\/em\u003e\u003c\/p\u003e","brand":"Golden Physics Project","offers":[{"title":"Default Title","offer_id":54144345473316,"sku":"GPP-MET-ANEMOMETER","price":79.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/2879\/9524\/files\/960px-Wea00920.jpg?v=1781220452"},{"product_id":"professional-geiger-counter-dosimeter","title":"Professional Geiger Counter with Dosimeter — Alpha, Beta, Gamma \u0026 X-Ray Detection","description":"\u003cp\u003e\u003cstrong\u003eEvery radioactive decay is a quantum event — this Geiger-Müller tube converts each ionization cascade into a countable pulse, making the invisible visible.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThe Geiger-Müller tube operates on avalanche ionization: incoming radiation ionizes gas molecules inside the tube, and the resulting ions are accelerated by a high-voltage field (typically 400–900 V) until they trigger a cascade of secondary ionizations — a Townsend avalanche — producing a measurable electrical pulse. Unlike scintillation detectors, the GM tube is sensitive to all ionizing radiation types: alpha (via thin mica end-window), beta, gamma, and X-ray. The cumulative dose function integrates pulses over time, converting counts to Sievert units using isotope-specific conversion factors built into the firmware.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eDetects α (mica window), β, γ, and X-ray; dose rate 0.01–999 μSv\/h\u003c\/li\u003e\n\u003cli\u003eAlarm threshold user-configurable; audible + vibration + LED warning modes\u003c\/li\u003e\n\u003cli\u003eCumulative dose tracking (μSv, mSv) with time-stamped data logging\u003c\/li\u003e\n\u003cli\u003eUSB-C rechargeable 2200 mAh; backlit OLED display with real-time CPM graph\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cem\u003eEvery purchase directly funds independent physics research at the Golden Physics Project.\u003c\/em\u003e\u003c\/p\u003e\u003chr\u003e\u003ch3\u003eExpert Analysis\u003c\/h3\u003e\u003cp\u003eA Geiger-Müller tube sensitive to all four ionizing radiation types — alpha, beta, gamma, and X-ray — is a meaningfully different instrument from the cheap beta\/gamma-only devices sold for casual hobbyist use. Alpha detection requires a thin-window tube, because alpha particles are the heaviest ionizing radiation and are stopped by millimeters of air or a solid metal tube wall. Full-type sensitivity means this instrument can characterize natural uranium ore, thorium-bearing minerals, and alpha-emitting contamination that cheaper instruments simply cannot detect. This is the specification that professional radiation safety personnel and serious mineral collectors actually require.\u003c\/p\u003e\u003cp\u003eThe integrated dosimeter function accumulates dose in μSv over time, making this instrument useful for extended monitoring in elevated-background environments — granite quarries, high-altitude flight, medical imaging facilities, and sites with naturally occurring radioactive material. The OLED display with real-time CPM graph gives immediate visual feedback on count rate variations, while the configurable alarm threshold protects against sustained exposure without constant attention. USB-C recharging and 2200 mAh capacity means extended field use without power anxiety.\u003c\/p\u003e\u003cp\u003eAt this specification level, this is the instrument that physicists, radiation safety officers, and serious geological fieldworkers actually carry. The combination of alpha-capable thin-window detection with full dosimetry and data logging in a compact unit represents genuine professional-grade functionality at a price previously available only to institutional buyers. For citizen science applications — radon mapping, mineral characterization, or environmental monitoring — this is the correct tool.\u003c\/p\u003e","brand":"Golden Physics Project","offers":[{"title":"Default Title","offer_id":54144345506084,"sku":"GPP-RAD-GEIGER-PRO","price":219.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1007\/2879\/9524\/files\/960px-Geiger_counter.jpg?v=1781220459"}],"url":"https:\/\/shop.goldenphysics.org\/collections\/field-science-instruments.oembed","provider":"Golden Physics Project","version":"1.0","type":"link"}