--- product_id: 574664774 title: "Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm" brand: "laserlands" price: "€ 64.51" currency: EUR in_stock: true reviews_count: 8 category: "Laserlands" url: https://www.desertcart.be/products/574664774-youngs-double-slit-experiment-single-slit-with-holder-observation-board store_origin: BE region: Belgium --- # 50x50mm diffraction grating sheet Precision red light source Complete optics kit with holder & slits Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm **Brand:** laserlands **Price:** € 64.51 **Availability:** ✅ In Stock ## Summary > 🔬 Unlock the secrets of light — because seeing is believing! ## Quick Answers - **What is this?** Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm by laserlands - **How much does it cost?** € 64.51 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.be](https://www.desertcart.be/products/574664774-youngs-double-slit-experiment-single-slit-with-holder-observation-board) ## Best For - laserlands enthusiasts ## Why This Product - Trusted laserlands brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Compact Yet Powerful Design:** Portable 7x3.7 inch size fits perfectly on any desk or classroom setup for hands-on physics learning. - • **All-in-One STEM Exploration Kit:** Includes red light source, holders, and observation board—no assembly needed, just pure discovery. - • **Ignite Curiosity & Master Optics:** Perfect for budding physicists and managers who want to impress with their STEM savvy. - • **Durable PET Film for Clear Patterns:** High-quality diffraction grating sheet ensures crisp, vivid interference patterns every time. - • **Visualize Wave Interference Like a Pro:** Experience real-time light diffraction and interference with precision-engineered double and single slits. ## Overview Young's Double-Slit Experiment Kit by Laserland offers a professional-grade optics set featuring a red light source, single and double slits, and a 50x50mm PET diffraction grating sheet. Designed for students and educators, this compact, no-assembly kit vividly demonstrates light interference and diffraction phenomena, making complex physics concepts accessible and engaging. ## Description Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm: desertcart.com: Industrial & Scientific Review: It help to improve teaching - It was as expected Review: Doble rendija de Young - Hasta en la cocina de la casa funciona el experimento. 100% recomendado! ## Features - Optics Elements for Interference Diffraction Optical Physical Experiment. - Suitable for elementary and junior high school students, who are prepared for physics by understanding the interference and diffraction of light in advance. - This kit is used in class to illustrate the phenomenon of light interference and stimulate children's curiosity. - This film is made of PET material, please do not use high power laser to avoid damage to the film. - Properly increasing the distance between the observation plate and the film can make the diffraction phenomenon more obvious. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0CJDX8Y9P | | Battery Description | Alkaline | | Best Sellers Rank | #114,207 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #44 in Science Classroom Optics Kits | | Brand Name | Laserlands | | Customer Reviews | 4.7 out of 5 stars 18 Reviews | | Educational Objective | Observation Skills, Exploratory Skills, STEM, Concept Development Skills | | Included Components | Single Slit×1 Double Slits×1,Holder×2,Observation Board×1,Red Light Source×1 | | Is Assembly Required | No | | Item Dimensions | 7.09 x 3.74 x 3.15 inches | | Item Weight | 0.82 Pounds | | Manufacturer | Laserland | | Manufacturer Maximum Age (MONTHS) | 144 | | Manufacturer Part Number | B Plus | | Model Number | B Plus | | Size | 3.74 x 7.09 x 3.15 inches | | UPC | 712201504545 | | Unit Count | 1.0 Count | ## Images ![Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm - Image 1](https://m.media-amazon.com/images/I/41bHkk3xA7L.jpg) ![Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm - Image 2](https://m.media-amazon.com/images/I/51P4VQMLzmL.jpg) ![Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm - Image 3](https://m.media-amazon.com/images/I/51WjVQXhWiL.jpg) ![Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm - Image 4](https://m.media-amazon.com/images/I/41WwbXM3KyL.jpg) ![Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm - Image 5](https://m.media-amazon.com/images/I/514guOQukkL.jpg) ## Customer Reviews ### ⭐⭐⭐⭐⭐ It help to improve teaching *by H***R on May 23, 2026* It was as expected ### ⭐⭐⭐⭐⭐ Doble rendija de Young *by L***E on October 14, 2025* Hasta en la cocina de la casa funciona el experimento. 100% recomendado! ### ⭐⭐⭐⭐⭐ it works as expected. consider additional laser with different color. *by I***F on May 6, 2025* it works as expected. it might worth buying another color of laser for educational purposes (ie, to demonstrate it using 2 . thanks. different wavelengths) ## Frequently Bought Together - Young's Double-Slit Experiment, Single Slit, with Holder Observation Board Red Light Source, Optics Elements, Optical Physical Experiment Kit, Interference Diffraction Grating Sheet 50 * 50mm - Diaphragm with 4 Double Slits of Different Spacings - Polarized Film Sheets 3 PCS 7.8 x11.8inches/20x30cm Polarizer Linear Polarizing Filter Non-Adhesive for Educational Physics Photography Lighting --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.be/products/574664774-youngs-double-slit-experiment-single-slit-with-holder-observation-board](https://www.desertcart.be/products/574664774-youngs-double-slit-experiment-single-slit-with-holder-observation-board) --- *Product available on Desertcart Belgium* *Store origin: BE* *Last updated: 2026-07-07*