Sky Quality Meter with Lens and Ethernet Connection
Unihedron Sky Quality Meter with Lens and Ethernet Connection
The sky brightness is given in magnitudes per square arc second. An IR blocking filter provides for the acquisition of visual brightness values. Sensor temperature, model and serial number are recorded. Precise measurements even in darkest skies
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SQM-LE
An affordable instrument for continuous and networked measurement of effective sky brightness.
The "Sky quality meter - LE" measures the brightness of the sky in magnitudes per square arc second.
Note: The SQM-LE is intended for remote operation via LAN only; it has no display of its own. If PC-independent operation is desired, please select the SQM or SQM-L.
Applications: Determine how good your observing site really is. Compare different locations quantitatively. Document the light pollution in your region. Adjust planetarium brightness to realistic levels. Monitor the sky brightness depending on the time of day, from night to night, from year to year. Determine if it is worthwhile on a particular night to search for faintest objects on a given night. Compare the effective sky brightnesses with qualitative
measurements, e.g., using the Bortle scale. Explore how sky brightness relates to the solar cycle and solar activity. CCD photographers can determine at what sky brightness the ADC level of the sensor is reached.
Connection: | Ethernet |
Included applications for data acquisition: | in Java, C, Perl, Python |
Operating voltage: | 5-6 V DC (incl. power supply) |
Dimensions: | 92 mm x 66 mm x 28 mm |
Max. time for a single measurement: | 80 seconds. |
Min. time for a single measurement: | 1 second. |
SQM-LE Instruction Manual (English) CD with manual as PDF and sample software Ethernet cable (1:1 for connection with hub or router, length approx. 1.80 m) Ethernet cable (crossed, for direct connection to PC, length approx. 1,80 m)
Manufacturer / Importeur: | Teleskop-Service Ransburg GmbH |
Street: | Von-Myra-Str. 8 |
ZIP / City: | 85599 Parsdorf |
Country: | Germany |
Telefon number: | +49 89 99228750 |
Email: | info@teleskop-service.de |
Website: | www.teleskop-service.de |
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Reviews
Written by Nazario Montuori
on 2023-09-26
Written by Patrick Winkler
on 2017-04-05