---
product_id: 268754893
title: "Eisco Labs Optical Glass Lens, Double Concave, 75mm Diameter, 20cm Focal Length"
brand: "eisco"
price: "A$88"
currency: AUD
in_stock: true
category: "Eisco"
url: https://www.desertcart.com.au/products/268754893-eisco-labs-optical-glass-lens-double-concave-75mm-diameter-20cm
store_origin: AU
region: Australia
---

# 200mm focal length accuracy Optically polished glass 75mm precision diameter Eisco Labs Optical Glass Lens, Double Concave, 75mm Diameter, 20cm Focal Length

**Brand:** eisco
**Price:** A$88
**Availability:** ✅ In Stock

## Summary

> 🔬 Elevate your optics game with precision and polish!

## Quick Answers

- **What is this?** Eisco Labs Optical Glass Lens, Double Concave, 75mm Diameter, 20cm Focal Length by eisco
- **How much does it cost?** A$88 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.au](https://www.desertcart.com.au/products/268754893-eisco-labs-optical-glass-lens-double-concave-75mm-diameter-20cm)

## Best For

- eisco enthusiasts

## Why This Product

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

## Key Features

- • **Sleek Double Concave Design:** Enhances light divergence with smooth, beveled edges for professional-grade results.
- • **200mm Diverging Focal Length:** Ideal for advanced light refraction and physics classroom applications.
- • **Versatile for Science & Spin:** Not just for optics—its smooth surface doubles as a top spinning tool, blending education with fun.
- • **Premium Optically Worked Glass:** Crafted from high-grade, polished glass ensuring crystal-clear clarity and durability.
- • **Precision Engineered 75mm Diameter:** Perfectly sized for detailed optical experiments and demonstrations.

## Overview

The Eisco Labs Optical Glass Lens is a 75mm diameter, double concave lens with a 200mm focal length, crafted from high-quality optically polished glass. Designed for rigorous physics demonstrations and light refraction experiments, it combines durability with precision, making it a must-have for science classrooms and enthusiasts seeking professional-grade optical tools.

## Description

Optically True, Double Concave Lens75mm Diameter, 200mm Focal LengthHigh quality, optically true lens. Made of highly polished, quality glass. Spherical with ground, beveled edges. Designed for educational purpose and science classroom demonstrations in optics and light physics but features an ideal surface for top spinning. Lens measures 3" (75mm) in diameter, and has a diverging focal length of 200mm.Eisco Labs proudly manufactures its own products using state-of-the-art equipment, and following the highest standards of quality control.Each product is carefully designed by a team of laboratory professionals and experienced engineers with quality and durability in mind. They are manufactured with only the highest grade, raw materials and according to international quality standards to ensure that they can withstand use in even the toughest laboratory environments.

## Features

- DOUBLE CONCAVE || Highly polished, double concave lens
- SPHERICAL || Lens measures 3" (75mm) in diameter and approximately 12mm thick
- 200MM FOCAL LENGTH || Diverging lens with a 200mm focal length
- OPTICALLY WORKED GLASS || Made of high quality, optically worked glass. Highly polished with beveled, ground edges
- GREAT FOR PHYSICS CLASSROOMS or TOP SPINNING || This optically true lens is excellent for physics classroom demonstrations in optics and light refraction. It's smooth, concave surface also makes this lens ideal for top spinning

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00CLC7V5C |
| ASIN  | B00CLC7V5C |
| Brand Name | Eisco |
| Customer Reviews | 4.5 4.5 out of 5 stars (303) |
| Customer reviews | 4.5 4.5 out of 5 stars (303) |
| Date First Available  | 27 August 2014 |
| Global Trade Identification Number | 00849230033965 |
| Is Discontinued By Manufacturer  | No |
| Item Weight | 0.01 Kilograms |
| Item model number  | FSC1029 |
| Manufacturer | Eisco |
| Manufacturer  | Eisco |
| Material Type | Glass |
| Model Number | FSC1029 |
| Number of Items | 1 |
| Part Number | FSC1029 |
| Product Dimensions  | 7.62 x 10.16 x 1.27 cm; 10 g |
| UPC | 849230033965 |

## Product Details

- **Brand:** Eisco
- **Item weight:** 0.01 Kilograms
- **Material:** Glass
- **Number of Items:** 1
- **UPC:** 849230033965

## Images

![Eisco Labs Optical Glass Lens, Double Concave, 75mm Diameter, 20cm Focal Length - Image 1](https://m.media-amazon.com/images/I/81XT8AFCh6L.jpg)

## Frequently Bought Together

- EISCO Optical Glass Lens, 3" (75mm) - 200mm Focal Length - Ground, Beveled Edges - Use as Top Spinning Base
- ForeverSpin Stainless Steel(Brush-Finish) Spinning Top - World Famous Spinning Tops

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**Shop now:** [https://www.desertcart.com.au/products/268754893-eisco-labs-optical-glass-lens-double-concave-75mm-diameter-20cm](https://www.desertcart.com.au/products/268754893-eisco-labs-optical-glass-lens-double-concave-75mm-diameter-20cm)

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*Product available on Desertcart Australia*
*Store origin: AU*
*Last updated: 2026-09-18*