In this Unboxing, Demonstration, and Review, I check out a new Urceri Mt-912 Light Meter using a variety of light sources at different distances, and plot data points to demonstrate the Inverse Square Law for light intensity and distance. <br /><br />Product Link:<br /><a href="https://amzn.to/2Jtigzj" target="_blank" rel="nofollow">https://amzn.to/2Jtigzj</a><br /><br />From the Urceri User Manual:<br /><br />This Light Meter is designed to meet the measurement requirements of safety Engineers, Health, Industrial safety offices and light quality control in various environments like factory, school, construction, etc.<br /><br />Features:<br />1. High accuracy, fast respond<br />2. Temperature measurement<br />3. Enable/disable auto power off<br />4. Min/Max record<br />5. Data hold function<br />6. Color LCD display with backlight<br />7. Automatic measurement<br />8. Low battery indication<br />9. Select measurement units LUX/FC<br />10. Automatically revise parameters for non-standard illumination<br /><br />Specifications<br />Display: 4 digital color LCD display<br />Measuring range 0 - 200 kLux, 0-20 kFc<br />Resolution: less than 1000: 0.1; greater than1000: 1<br />Accuracy: ±3% rdg ± 8dgts ( less than 10,000 Lux) ±4% rdg ±10 digits (greater than 10,000 Lux)<br />Temperature range: -20C - 70C / -4F - 158F<br />Temperature accuracy ±1.5C / 2.7F<br />Spectral Response: CIE photopic (CIE human eye response curve) <br />Spectral accuracy: CIE V function<br />Sampling Rate: 2 times per second<br />Photo Detector: Silicon photo-diode with spectral response filter<br /><br />Thank you to mycurvefit.com for providing a web based graph plotting resource.<br /><br /><a href="https://thriftyav.com" target="_blank" rel="nofollow">https://thriftyav.com</a><br />Facebook<br /><a href="https://www.facebook.com/thriftyav1/" target="_blank" rel="nofollow">https://www.facebook.com/thriftyav1/</a><br />Instagram<br /><a href="https://www.instagram.com/thrifty.av/" target="_blank" rel="nofollow">https://www.instagram.com/thrifty.av/</a><br />Twitter<br /><a href="https://twitter.com/AVThrifty" target="_blank" rel="nofollow">https://twitter.com/AVThrifty</a><br />Tiktok<br /><a href="https://vm.tiktok.com/gF1nPG/" target="_blank" rel="nofollow">https://vm.tiktok.com/gF1nPG/</a> <br /><br />Patreon pledges help keep ThriftyAV going:<br /><a href="https://www.patreon.com/ThriftyAV" target="_blank" rel="nofollow">https://www.patreon.com/ThriftyAV</a><br />Pledge $1+ per month for Patron Exclusive Content!<br /><br />Paypal ME contributions can be offered HERE:<br />paypal.me/ThriftyAV<br /><br />Bitcoin (BTC) contributions are appreciated:<br />bc1q0ht079p05kep43p725qht6xj3w7q2ukjs37azv<br /><br />ThriftyAV is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com.<br /><br />#ThriftyAV #Urceri #LightMeter<br />...<br /><a href="https://www.youtube.com/watch?v=PqPzPmvI0yo" target="_blank" rel="nofollow">https://www.youtube.com/watch?v=PqPzPmvI0yo</a>