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SQM 星等儀(官方授權臺灣總代理)
預訂款
原始價格：NT$6,900。NT$6,200目前價格：NT$6,200。
運送&退貨
運送須知：
- 運送地區：
- 我們提供國內和離島(澎金馬)服務。
- 運送地區可能因商品類型和目的地而有所不同。客戶可以在結帳頁面查看可用的選項。
- 運送時間：
- 一般情況下，我們會在收到訂單後的1-5個工作日內發貨，請參考結帳頁面的估計到達時間。
- 運送費用：
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退貨須知：
- 退貨政策：
- 我們提供在商品到貨後享七天猶豫期之權益，欲退貨之客戶請於七日內申請退貨。
- 退回之商品必須是全新(無拆封)狀態，包括主要商品、使用手冊、週邊零件及發票等，連同原來的包裝一併寄回。
- 退貨流程：
- 欲辦理退換貨者請 E-mail 至客服信箱(madeline@nick.com.tw)或來電申請，並提供以下資訊：姓名、聯絡電話、E-mail、訂單號碼、退換貨原因，後續將會有專人為您處理。
- 退款方式：
- 退款將在完成商品回收及驗收後數個工作日內進行退款流程。
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- 若商品無問題(除商品有瑕疵或收到錯誤商品外)欲退貨者，您必須自行負擔將商品寄回之運費。
- 售後服務：
- 如果客戶在收到商品後遇到任何問題，請隨時聯繫我們的客服團隊。我們將竭誠為您提供協助。
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An affordable meter for measuring sky brightness for astronomers! The "Sky Quality Meter" measures the brightness of the night sky in magnitudes per square arcsecond. Unprecedented sensitivity in a handheld meter! Designed by Dr. Doug Welch and Anthony Tekatch |
Uses:
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Find out how good the night or site REALLY is.
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Compare the sky brightness at different sites quantitatively.
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Document the evolution of light pollution in your area.
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Set planetarium dome illumination to mimic the skies people are likely to experience elsewhere in the city.
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Monitor sky brightness through the night, night-to-night, and year-to-year.
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Determine which nights show the greatest promise for finding the 'faintest fuzzies'!
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Calibrate the effect of sky brightness on qualitative measures such as the Bortle Scale.
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Investigate how sky brightness correlates with the solar cycle and month-to-month sunspot activity.
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Help provide local ground truth for future sky brightness prediction with the Clear Sky Clock.
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CCD users can make a correlation between the SQM reading and when the background reaches some ADC level.
Features:
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Audible signal while measurement is in progress.
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Sky brightness displayed in visual magnitudes per square arcsecond.
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Infrared blocking filter restricts measurement to visual bandpass.
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Temperature in both Celsius and Fahrenheit as well as model number and serial number can be displayed with different button press sequence.
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Precision readings at even the darkest sites.
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Power-saving features designed in for maximum battery life.
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Reverse battery protection.
Specifications:
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The Half Width Half Maximum (HWHM) of the angular sensitivity is ~42°. Comparison chart.
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Operates from 9V battery (included with courier shipments).
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Size 3.8 x 2.4 x 1 in.
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Maximum light sampling time: 80 seconds.
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Specifications are subject to change without notice. 更多細節請參考
