TM-214 Light transmittance meters
TM-214 measures light transmittance through windows and sheet materials, with a published 6.5 mm maximum sample thickness.
View productTENMARS supplies electronic test and measurement instruments for electrical and environmental measurements.
The official contact page identifies TENMARS Electronics Co., Ltd. and publishes an office on Rui Guang Road in Neihu, Taipei. Its public catalogue separates test and measurement, environmental, health and safety, HVAC, and electrical-maintenance product areas.
The product navigation separates environmental meters, electromagnetic-field instruments, light and solar-power meters, temperature and humidity instruments, and electrical testers. Range, resolution, accuracy and calibration conditions must be selected for the intended quantity and exact instrument.
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TM-214 measures light transmittance through windows and sheet materials, with a published 6.5 mm maximum sample thickness.
View productTM-218 measures UVC irradiance and temperature. The published optical spectral range is220–280 nm.
View productTM-215 is a light meter with a published 400000 lux maximum range. Spectral, cosine and reference-source errors have separate conditions.
View productTM-205 is an illuminance meter with a 4000-count display and a published 200000 lux maximum range.
View productTM-206A measures solar irradiance with a published 1999 W/m² maximum range and 1 W/m² resolution.
View productTM-751 is a solar irradiance meter with a published 2000 W/m² maximum range and 0.1 W/m² resolution.
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Original publication · TENMARS Electronics Co., Ltd.
Source accessed: 27 October 2026
Original publication · TENMARS Electronics Co., Ltd.
Formal company name and website association in the privacy policy.
Source accessed: 27 October 2026
Original publication · TENMARS
Company name, Taipei address and instrument categories.
Source accessed: 28 October 2026
Update note: Added source-linked company identity and history, distinguished operating locations, and expanded the product-portfolio context.
Content updated 28 October 2026. Source dates describe the documents or the recorded access to them.
How information is documented