

🔬 Unlock the power of light with precision-crafted diffraction slits!
This diaphragm features four double slits with varying spacings (0.25, 0.50, 0.75, 1.00 mm) and a precise 0.15 mm slit width, housed in a compact 50x50 mm² slide frame. Designed by 3B Scientific GmbH, it’s a top-tier teaching tool for advanced diffraction and wave optics demonstrations, combining durability with scientific accuracy.
| Customer Reviews | 4.4 out of 5 stars 105 Reviews |
J**R
Sturdy Construction
works great. the sleeve is very sturdy.
A**6
Excellent with red laser showing double slit interference (waves) patterns!
Use red laser pointer, mount slide, position laser light on double slit, and, ta da!, get a great interference pattern demoing the wave-like behavior for light. So simple, so weird, so cool.
S**H
High quality slide. Great Science project!
I purchased this as I have an interest in quantum mechanics. This slide plus a laser pointer very accurately show the quantum effect showing light as both a particle and a wave. This is a great part of a shcool scientific project.
J**R
Expensive, slow delivery, absolutely gorgeous product.
Scratching tiny, neat, parallel, lines on a candle-soot-covered glass slide is a pain in the neck, and the tinier and closer you want, the harder it is. These provide four different pairs, and are just about perfect. Downside: it takes American 3B Scientific forever to get back to you when you order them. However, they're the only game in town, and they are really top quality. Well worth the investment, but take very good care of them, because replacing them is going to be a long, expensive wait.
J**S
Multiple universes
I used this to show my wife evidence of multiple universes. I think in the one we live in, she doesn't understand. But, in some other universe I know she gets it!
E**D
It works fine!
Nice
O**S
This is not a 4 pack!
Super disappointed in this belong listed as a 4 pack -- it is not 4 different slides. It is a single slide with 4 sets of slits on it. I have yet to try it, but the slide does appear to be of good quality and am otherwise happy with it.
A**R
The slits worked great. However
The slits worked great. However, I misunderstood the product description and was expecting a pack of 4 plates, not 1 plate with 4 different sized slits. Thus the students were forced to take turns when trying the double slit experiment.
M**R
Preis Leistung passte
Bestellt für den Physikunterricht in der elften Klasse - hat sauber funktioniert. Werden wir zwar potentiell danach nicht mehr benötigen, aber für den Versuch hat es sich gelohnt.
G**A
Perfetto
E' sufficiente un laserino rosso da pochi euro per vedere una buona figura di interferenza. Si riesce anche a determinare abbastanza bene la lunghezza d'onda del laser. Ho provato l'esperienza di Young con un laser rosso ed uno blu; le due figure appaiono differenti (come è giusto che sia) e i "conti" tornano.
R**H
Slits too wide
If you're trying to recreate the double slit experiment I think the slits are too wide. Look, it may work for you, it didn't for me that's all I'm saying
M**.
Fa quel che deve fare
attenzione alla potenza del laser usato, può rovinare il diaframma
K**5
Doppelspalt
Wie erwartet
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