Christmas is fast approaching! To make sure your gifts arrive on time and shine under the tree on December 24th, place your orders now!


More products from the brand :Unihedron

Sky Quality Meter (SQM) - LR

CHF 229

Reference SQMM-0006

Disponible en stock chez le fournisseur

Free delivery
Easy, free returns

Sky Quality Meter - LR (SQM-LR) from Unihedron: Measure the Quality of the Night Sky in an Advanced Way

Visit Sky Quality Meter - LR (SQM-LR) from Unihedron is an advanced version of the well-known night sky quality meter. This model is designed to offer enhanced functionality, including the ability to be remotely controlled, making it ideal for fixed observatories and automated monitoring projects.

Main Features

  • Remote connectivity : The SQM-LR model allows remote control, making it perfect for automated systems or fixed observatories.
  • Measuring range : It measures sky brightness in magnitudes per square arcsecond (mag/arcsec²), offering high precision even in the darkest of places.
  • Angular sensitivity : With a built-in lens that limits the measurement field to an angle of 20° (FWHM), it enables precise measurements on specific areas of the sky.
  • Sensor and filter : Equipped with the TAOS TSL237S sensor and a HOYA CM-500 filter, which blocks infrared, guaranteeing measurements in the visible spectrum only.

Benefits and applications

  • Automated monitoring : Thanks to its remote connectivity, the SQM-LR is ideal for observatories or facilities requiring continuous, autonomous sky monitoring.
  • Scientific research : Perfect for research projects requiring regular and accurate light pollution data collection.
  • Site comparison : Allows objective comparisons of sky quality between different observation sites.

Delivery content

  • Sky Quality Meter - LR (SQM-LR).
  • User manual.

Summary

Visit SQM-LR is an advanced, versatile instrument designed to provide accurate measurements of night sky quality. It is particularly suited to professional or scientific users wishing to monitor light pollution continuously and automatically. Its ability to be remotely controlled makes it indispensable for fixed installations or long-term research projects.

Products in the same category

Hygromètre pour Vespera
Hygrometer for Vespera
Price range: CHF 189 through CHF 339
Bague d'ajustement de backfocus avec réglage de +/2 mm intégré
Backfocus adjustment ring with integrated +/2 mm adjustment
CHF 139
Résistance chauffante pour Ø 300mm
Heating element for Ø 300mm
CHF 120
Tête binoculaire Baader MaxBright II avec malette rigide
Baader MaxBright II binocular head with hard case
CHF 599
Platine Vixen et Losmandy
Platinum Vixen and Losmandy
CHF 299
Réducteur de focale .7x C9.25 EdgeHD
.7x C9.25 EdgeHD focal reducer
CHF 559
Explore Scientific 2" 92° - 17mm
Explore Scientific 2" 92° - 17mm
CHF 549
Correcteur de Coma MPCC 2” pour Newton x1.0 (f/3-f/6)
Coma Corrector MPCC 2" for Newton x1.0 (f/3-f/6)
CHF 299
Explore Scientific 2" 68° -  34 mm
Explore Scientific 2" 68° - 34 mm
CHF 299
Porte-oculaire FeatherTouch 1.25" pour Dobson ES et Lunt LS60/80T (livré avec adaptateur)
FeatherTouch 1.25" eyepiece holder for Dobson ES and Lunt LS60/80T (supplied with adapter)
CHF 599
Poignée de transport pour SQA
Carrying handle for SQA
CHF 99
ToupTek StellaVita - ordinateur de bord universel
ToupTek StellaVita - universal on-board computer
CHF 299
Roue à filtre Player One Phoenix 7x36mm
Player One Phoenix filter wheel 7x36mm
CHF 329
Résistance chauffante pour Ø 100mm
Heating resistor for Ø 100mm
CHF 66
Platine Vixen et Losmandy MAXI
Platinum Vixen and Losmandy MAXI
CHF 435
Résistance chauffante pour Ø 120mm
Heating element for Ø 120mm
CHF 72

Our new products

Case n°5 du calendrier de l'Avent 2025
Box n°5 of the 2025 Advent calendar
Original price was: CHF 139.Current price is: CHF 69.
Jupe de protection pour dobson 10" et 12" Explore Scientific
Protective skirt for dobson 10" and 12" Explore Scientific
CHF 99
ToupTek GPCMOS02000KMA - IMX290 Mono
ToupTek GPCMOS02000KMA - IMX290 Mono
Original price was: CHF 139.Current price is: CHF 69.
Case n°4 du calendrier de l'Avent 2025 - Une monture !
Case n°4 of the 2025 Advent calendar - A frame!
Original price was: CHF 2'228.Current price is: CHF 1'818.
Calendrier Astronomique 2026 par notre super Arnaud !
2026 Astronomical Calendar by our super Arnaud!
Price range: CHF 50 through CHF 130
Troisième case du calendrier de l'Avent 2025 - Rotateur V2 Pegasus !
Third square in the 2025 Advent calendar - Rotator V2 Pegasus!
Original price was: CHF 659.Current price is: CHF 559.
Bague SCT-2" Celestron
SCT-2" Celestron ring
Original price was: CHF 40.Current price is: CHF 30.
Sky-Watcher HELIOSTAR-100Ha
Sky-Watcher HELIOSTAR-100Ha
CHF 4'789
Deuxième case du calendrier de l'Avent 2025 - Saddle Powerbox
Second square in the 2025 Advent calendar - Saddle Powerbox
Price range: CHF 349 through CHF 389
Première case du calendrier de l'Avent 2025
First square in the 2025 Advent calendar
Original price was: CHF 758.Current price is: CHF 459.
[category_menu_mobile]