3B Scientific
✓Price
$1553.11
Home/Stationery & Office Supplies/School & Educational Supplies/Curriculum Resources/Science/Measurement Kits
3B Scientific U8557590 Fabry-Perot-Etalon
★★★★★
$1553.11
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1
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About this item
- Wavelength: 644 nm
- Substrate material: suprasil
- Refractive Index: 1,4567
- Reflection coefficient: 0.85
- Hole: 22 mm
Product description
Optical Filter and produce interference in the experiments rings where the normal Zeeman effect is observed. The Etalon consists of a substrate, with two reflective surfaces partially, high coefficient of reflection. The substrate and the mirror form a resonator that meets the condition of resonance for the specific wavelength 643,8 Nm of the Red Line CD. You can adjust the tilt of the Etalon with respect to the optical axis by using the three screws on the stand. This lets you move the model reproduced by rings of interference in horizontal and vertical.
Product details
Customer reviews
What customers say about Bigamart
10 Trustpilot reviews total, with 2 shown at a time.
Trustpilot
★★★★★
Excellent
4.5 average rating
S
Sigalit
🇮🇱 · January 2026
★★★★★
I wrote to Bigamart's customer support and they accompanied the process of reshipping the item until it finally arrived. I felt a genuine effort to solve the problem till it was finally solved.
V
Verified buyer
🇦🇺 · November 2025
★★★★★
The package was here in Australia from England in a few days — so quick! Something was missing and they refunded it straight away. Pretty happy with these guys.
Showing 1–2 of 10 reviews
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