---
product_id: 542576415
title: "5PCS X Optical Glass Lens Without Edge Dameter 5MM Flat-Convex Lens, Focusing LED Convex Lens (Φ5mm*H2.8*F4.0)"
brand: "jiatong"
price: "€ 14.86"
currency: EUR
in_stock: true
url: https://www.desertcart.sk/products/542576415-5pcs-x-optical-glass-lens-without-edge-dameter-5mm-flat
store_origin: SK
region: Slovakia
---

# Light Transmittance: 95% Focal Length: 4.0mm Temp Range: -50 to 450°C 5PCS X Optical Glass Lens Without Edge Dameter 5MM Flat-Convex Lens, Focusing LED Convex Lens (Φ5mm*H2.8*F4.0)

**Brand:** jiatong
**Price:** € 14.86
**Availability:** ✅ In Stock

## Summary

> Illuminate Your World! 💡

## Quick Answers

- **What is this?** 5PCS X Optical Glass Lens Without Edge Dameter 5MM Flat-Convex Lens, Focusing LED Convex Lens (Φ5mm*H2.8*F4.0) by jiatong
- **How much does it cost?** € 14.86 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/542576415-5pcs-x-optical-glass-lens-without-edge-dameter-5mm-flat)

## Best For

- jiatong enthusiasts

## Why This Product

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

## Key Features

- • **Robust Design:** Engineered to withstand extreme temperatures without compromising performance.
- • **Adjustable Focus:** Customize your light angle by simply adjusting the distance between the lens and LED.
- • **Precision Engineering:** Crafted from high borosilicate glass for superior clarity and durability.
- • **High-Performance Specs:** Compatible with ultra-high-power LEDs ranging from 1W to 50W.
- • **Versatile Applications:** Perfect for LED spotlights, car lights, and more—adaptable to your lighting needs.

## Overview

This 5PCS set of Optical Glass Lenses features a compact 5mm diameter and a focal length of 4.0mm, designed for high-performance lighting applications. With a remarkable light transmittance of 95% and a wide working temperature range of -50 to 450 degrees Celsius, these lenses are perfect for various LED lighting solutions, ensuring optimal brightness and clarity.

## Description

5PCS X Optical Glass Lens Without Edge Dameter 5MM Flat-Convex Lens, Focusing LED Convex Lens (Φ5mm*H2.8*F4.0)

## Features

- Diameter:5mm Height:2.8mm Focal Length:F4.0mm
- Light transmittance: 95% ; Refractive index: 1.474 ;Working temperature: - 50 to 450 degrees
- Material: high borosilicate glass
- Light angle: adjustable angle (the actual focusing angle can be obtained by adjusting the distance between the lens and LED)
- Optical glass convex lens is applicable to LED spotlights, car lights, focusing flashlights, projection lights, explosion-proof lights, down lights, and other lighting products. It has high temperature resistance, non-aging, high intensity, high transmittance, uniform light spot, shadow, dark area. It can be used with various high-power LED 1W, 3W, 5W, 8W, 10W 15W, 20W, 50W and other ultra-high-power LED products
- Package Included:5PCS X Optical Glass Lens Without Edge

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Maximum Aperture | 4 f |
| Image stabilization | Optical |
| Minimum Focal Length | 4 Millimeters |
| Lens Design | Zoom |
| Focal Length Description | 5 mm |
| Lens | Magnifying |
| Maximum Focal Length | 5 Millimeters |

## Product Details

- **Brand:** JIATONG
- **Focal Length Description:** 5 mm
- **Lens Type:** Magnifying
- **Camera Lens Description:** Size: Φ5mm*H2.8*F4.0 Diameter: 5mm Height: 2.8mm Focal Length: F4.0mm Light transmittance: 95% Refractive index: 1.474 Working temperature: -50 to 450 degrees Material: high borosilicate glass Light angle: adjustable angle (the actual focusing angle can be obtained by adjusting the distance between the lens and LED) Optical glass convex lens is applicable to LED spotlights, car lights, focusing flashlights, projection lights, explosion-proof lights, down lights, and other lighting products. It has high temperature resistance, non-aging, high intensity, high transmittance, uniform light spot, shadow, dark area. It can be used with various high-power LED 1W, 3W, 5W, 8W, 10W 15W, 20W, 50W and other ultra-high-power LED products.
- **Maximum Focal Length:** 4 Millimeters

## Images

![5PCS X Optical Glass Lens Without Edge Dameter 5MM Flat-Convex Lens, Focusing LED Convex Lens (Φ5mm*H2.8*F4.0) - Image 1](https://m.media-amazon.com/images/I/51qW9toeirL.jpg)

## Available Options

This product comes in different **Size** options.

## Frequently Bought Together

- JIATONG 5PCS X Optical Glass Lens Without Edge Dameter 5MM Flat-Convex Lens, Focusing LED Convex Lens (Φ5mm*H2.8*F4.0)
- 10pcs x 10MM LED Optical Lens Smooth Convex Lens for 1W 3W LED Lens

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**Shop now:** [https://www.desertcart.sk/products/542576415-5pcs-x-optical-glass-lens-without-edge-dameter-5mm-flat](https://www.desertcart.sk/products/542576415-5pcs-x-optical-glass-lens-without-edge-dameter-5mm-flat)

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*Product available on Desertcart Slovakia*
*Store origin: SK*
*Last updated: 2026-05-22*