---
product_id: 3070433
title: "Optivisor Replacement Lens 3.5x 4” #10"
brand: "donegan optical"
price: "$116.92"
currency: USD
in_stock: true
reviews_count: 3
url: https://www.desertcart.us/products/3070433-optivisor-replacement-lens-3-5x-4-10
store_origin: US
region: United States of America
---

# 4-inch optimal working distance 3.5x magnification power Proudly made in the USA Optivisor Replacement Lens 3.5x 4” #10

**Brand:** donegan optical
**Price:** $116.92
**Availability:** ✅ In Stock

## Summary

> 🔍 See every detail, miss nothing.

## Quick Answers

- **What is this?** Optivisor Replacement Lens 3.5x 4” #10 by donegan optical
- **How much does it cost?** $116.92 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/3070433-optivisor-replacement-lens-3-5x-4-10)

## Best For

- donegan optical enthusiasts

## Why This Product

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

## Key Features

- • **Ideal Working Distance:** Perfect 4-inch focal length for comfortable, detailed viewing.
- • **Seamless Compatibility:** Designed as a direct replacement for your Optivisor lens.
- • **Precision Magnification:** Experience crystal-clear 3.5x zoom for intricate tasks.
- • **Upgrade Your Focus Game:** Enhance your productivity with sharper, clearer vision.
- • **Durable American Craftsmanship:** Built with quality and reliability, made in the USA.

## Overview

The Optivisor Replacement Lens offers a precise 3.5x magnification at a 4-inch working distance, engineered for seamless fit and superior clarity. Made in the USA, it ensures durability and quality for professionals demanding sharp, focused vision in their detailed work.

## Description

Optivisor Replacement Lens 3.5x 4” #10

## Features

- Replacement lens for Optivisor.
- Working power and distance of 3.5x at 4”.
- Made In US

## Product Details

- **Brand:** Donegan Optical
- **Batteries Required?:** No
- **Item Weight:** 2.4 ounces
- **Lens Material:** Glass or Plastic
- **Magnification Strength:** 2 x

## Images

![Optivisor Replacement Lens 3.5x 4” #10 - Image 1](https://m.media-amazon.com/images/I/71o5AT2q-yL.jpg)

## Customer Reviews

### ⭐⭐⭐⭐⭐ As promised
*by D***R on January 29, 2019*

I love it. As described, and received quickly.

### ⭐⭐⭐⭐⭐ opti-lens ++
*by D***R on March 2, 2014*

met my expectations and is easy to switch to lower power when this level isn't needed. Step up to this quality well worth it.

### ⭐⭐⭐⭐⭐ magnificent magnification!
*by T***N on June 16, 2013*

I have a 5x which does the job in most cases, but this 10x is a must have for those teeny tiny crafts, hobbies, even for perfect manicures!

## Frequently Bought Together

- Optivisor Replacement Lens 3.5x 4” #10
- Donegan LP1 OptiLOUPE Magnifier for OptiVISOR, Adds 2.5X Magnification
- Donegan LP-10 Replacement Lens Plate for OptiVISOR, 3.5X Magnification, 4" Focal Length

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**Shop now:** [https://www.desertcart.us/products/3070433-optivisor-replacement-lens-3-5x-4-10](https://www.desertcart.us/products/3070433-optivisor-replacement-lens-3-5x-4-10)

---

*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-02-28*