---
product_id: 541676093
title: "1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc."
brand: "erh india"
price: "R88"
currency: ZAR
in_stock: true
reviews_count: 5
url: https://www.desertcart.co.za/products/541676093-1-pc-convex-lens-diameter-75-mm-focal-length-50
store_origin: ZA
region: South Africa
---

# 50cm focal length for precise focus 75mm diameter for wide clarity High-quality glass for crystal-clear vision 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc.

**Brand:** erh india
**Price:** R88
**Availability:** ✅ In Stock

## Summary

> 🔬 Unlock the power of precision optics and elevate your experiments!

## Quick Answers

- **What is this?** 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc. by erh india
- **How much does it cost?** R88 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.za](https://www.desertcart.co.za/products/541676093-1-pc-convex-lens-diameter-75-mm-focal-length-50)

## Best For

- erh india enthusiasts

## Why This Product

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

## Key Features

- • **Versatile Focal Length:** 50cm focal length perfectly balances magnification and field of view for diverse applications.
- • **Ready to Use Out of the Box:** No assembly required—start exploring and experimenting immediately.
- • **Premium Indian Craftsmanship:** Made from high-quality glass in India, ensuring durability and superior optical performance.
- • **Ideal for STEM & DIY Innovators:** Perfect companion for science experiments, auto-focus cameras, projectors, and creative DIY projects.
- • **Precision Optics for Sharp Focus:** Experience flawless image clarity with a 75mm diameter lens designed for pinpoint accuracy.

## Overview

The ERH India Convex Lens features a 75mm diameter and 50cm focal length, crafted from premium glass for crystal-clear vision. Designed for science experiments, auto-focus cameras, and projectors, this ready-to-use lens combines Indian craftsmanship with versatile optical performance, making it an essential tool for STEM enthusiasts and DIY creators aged 8 and above.

## Description

ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc.

## Features

- Convex Lens Diameter: 75 mm FoCal Length 50 Cm
- Ideal for Science Experiments and DIY Kits
- High Quality Glass Material and Made in India
- Can be used in various science experiments and science activities
- Convex lens is crafted with precision, providing crystal-clear vision and enhanced visual activity

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Educational Objective(s) | creative skills, science |
| Model Number | 1PConvex Lens 50cm |
| Assembly Required | No |
| Material Type(s) | Glass |
| Colour | White |
| Product Dimensions | 7.5 x 7.5 x 1 cm |
| Item model number | 1PConvex Lens 50cm |
| Manufacturer recommended age | 8 years and up |
| Manufacturer | ERH India |
| Country of Origin | India |

## Product Details

- **Size:** Medium
- **Brand:** Erh India
- **Theme:** Science
- **Age Range (Description):** Adult
- **Material:** Glass

## Images

![1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc. - Image 1](https://m.media-amazon.com/images/I/11qp4eU26ZL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good.
*by S***T on 18 May 2025*

Good.

### ⭐⭐⭐⭐⭐ Overall it is a good product
*by A***I on 7 March 2025*

The lens was very nice I can see through it properly, and the focal length was exact as shown in Amazon. Overall it is a good product.

### ⭐⭐⭐⭐⭐ Quality
*by H***D on 12 February 2025*

Quality is good

## Frequently Bought Together

- ERH India 1 Pc Convex Lens Diameter-75 mm Focal Length 50 cm for Auto-Focus Cameras, Projectors, DIY Science Experiments etc.
- ESPtronics Convex Lens, 75mm Diameter, 20cm Focal Length, Ideal for Science Experiments, DIY Kits, Cameras, Telescopes Glass, Made in India

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**Shop now:** [https://www.desertcart.co.za/products/541676093-1-pc-convex-lens-diameter-75-mm-focal-length-50](https://www.desertcart.co.za/products/541676093-1-pc-convex-lens-diameter-75-mm-focal-length-50)

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*Product available on Desertcart South Africa*
*Store origin: ZA*
*Last updated: 2026-03-15*