---
product_id: 251005219
title: "Premium Round Transparent Optical Glass Double Concave and Convex Lens for DIY Experiments (50mm Pack of 2)"
brand: "fun + learn"
price: "2071 Ft"
currency: HUF
in_stock: true
url: https://www.desertcart.hu/products/251005219-premium-round-transparent-optical-glass-double-concave-and-convex-lens
store_origin: HU
region: Hungary
---

# 20cm focal length accuracy 50mm precision diameter Optic-grade glass clarity Premium Round Transparent Optical Glass Double Concave and Convex Lens for DIY Experiments (50mm Pack of 2)

**Brand:** fun + learn
**Price:** 2071 Ft
**Availability:** ✅ In Stock

## Summary

> 🔮 Unlock the secrets of light with crystal-clear precision!

## Quick Answers

- **What is this?** Premium Round Transparent Optical Glass Double Concave and Convex Lens for DIY Experiments (50mm Pack of 2) by fun + learn
- **How much does it cost?** 2071 Ft with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hu](https://www.desertcart.hu/products/251005219-premium-round-transparent-optical-glass-double-concave-and-convex-lens)

## Best For

- fun + learn enthusiasts

## Why This Product

- Trusted fun + learn brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual Lens Power:** Concave & Convex combo for ultimate optical experiments
- • **Educational Edge:** Explore light behavior and lens effects like a pro
- • **Precision Optics:** Crafted from premium optic glass, not ordinary glass
- • **Perfect Focal Length:** 20cm focal length ideal for clear, hands-on learning
- • **Compact & Lightweight:** 50g pack fits effortlessly into your DIY science kit

## Overview

This pack includes one 50mm concave (diverging) lens and one 50mm convex (converging) lens made from high-quality optic glass. With a focal length of 20cm, these lenses are perfect for DIY optical experiments, offering millennial professionals a hands-on way to explore and demonstrate fundamental light principles with precision and clarity.

## Description

Premium Round Transparent Optical Glass Double Concave and Convex Lens for DIY Experiments (50mm Pack of 2)

## Features

- 50mm Concave Lens 1no and 50mm Convex Lens 1no A concave lens is thinner in the middle and thicker at the edges, and is also known as Diverging Lens A convex lens is thicker in the middle and thinner at the edges, and is also known as Converging Lens
- Material: Optic Glass, Not Glass.Focal Length : 20cm
- This lens is perfect for doing optical experiments comparing focal lengths and convex vs. concave lenses.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Brand | FUN + LEARN |
| Manufacturer | FPL |
| Country of Origin | India |
| Number of Memory Sticks | 2 |
| Item Weight | 50 g |
| Package Dimensions | 8.6 x 5.8 x 3 cm; 50 g |
| Item part number | 202010 |

## Images

![Premium Round Transparent Optical Glass Double Concave and Convex Lens for DIY Experiments (50mm Pack of 2) - Image 1](https://m.media-amazon.com/images/I/71az2FztqWL.jpg)

## Frequently Bought Together

- FUN + LEARN Premium Round Transparent Optical Glass Double Concave and Convex Lens for DIY Experiments (50mm Pack of 2)
- FUN + LEARN Premium Round Transparent Concave and Convex Glass Mirror (50mm)
- Optical Set| Set of Convex Lens 50 mm, Concave Lens 50 mm, Convex Mirror 50 mm, Concave Mirror 50 mm, Prism 50 mm x 50mm x 50mm, Glass Slab 75 x 50 x 18mm, Mirror/Lens Stand

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**Shop now:** [https://www.desertcart.hu/products/251005219-premium-round-transparent-optical-glass-double-concave-and-convex-lens](https://www.desertcart.hu/products/251005219-premium-round-transparent-optical-glass-double-concave-and-convex-lens)

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*Product available on Desertcart Hungary*
*Store origin: HU*
*Last updated: 2026-02-07*