---
product_id: 671422660
title: "Optical Glass Objective Lens Concave&Convex Lens for DIY Astronomical Telescope 80mm"
brand: "caume"
price: "32.13 OMR"
currency: OMR
in_stock: true
category: "Caume"
url: https://www.desertcart.com.om/products/671422660-optical-glass-objective-lens-concave-and-convex-lens-for-diy
store_origin: OM
region: Oman
---

# F7.5 focus ratio for precise image clarity 80mm aperture for crisp celestial views Green film coating for enhanced light transmission Optical Glass Objective Lens Concave&Convex Lens for DIY Astronomical Telescope 80mm

**Brand:** caume
**Price:** 32.13 OMR
**Availability:** ✅ In Stock

## Summary

> 🔭 Unlock the universe with precision optics that never let your vision fade.

## Quick Answers

- **What is this?** Optical Glass Objective Lens Concave&Convex Lens for DIY Astronomical Telescope 80mm by caume
- **How much does it cost?** 32.13 OMR with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.om](https://www.desertcart.com.om/products/671422660-optical-glass-objective-lens-concave-and-convex-lens-for-diy)

## Best For

- caume enthusiasts

## Why This Product

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

## Key Features

- • **Compact Powerhouse:** 80mm diameter with a 600mm focal length delivers stunning detail in a sleek, manageable size.
- • **Versatile DIY Essential:** Ideal for building your own astronomical telescope or precision optical instruments.
- • **Engineered for Endurance:** Bonded lens design resists yellowing and edge peeling, ensuring long-lasting optical performance.
- • **Crystal-Clear Cosmic Vision:** Apochromatic double-separation lenses eliminate chromatic aberration for razor-sharp star gazing.
- • **Precision-Paired for Perfection:** Each lens set is rigorously tested and matched to guarantee consistent, high-quality imaging.

## Overview

This 80mm optical glass objective lens features an apochromatic double-separation design with a durable bonded structure, delivering high-resolution, low-dispersion images. With a focus ratio of F7.5 and green film coating, it ensures superior light transmission and sharpness, making it perfect for DIY astronomical telescopes and precision optical applications.

## Description

desertcart.com : Optical Glass Objective Lens Concave&Convex Lens for DIY Astronomical Telescope 80mm : Electronics

## Features

- Model:80mm, Diameter:83mm, Focus:600, Focusratio:F7.5, Film:Green
- The objective lenses are all equipped with apochromatic double-separation optical structure, and the two-piece apochromatic lenses have better compatibility with the bonded ones, resulting in high imaging sharpness with no worry about the aging of the photosensitive glue in the large-diameter objective lenses that may cause yellowing and edge peeling over time.
- The objective lenses are tested and paired for imaging quality through a parallel light pipeline and dividing plate, ensuring that each set of objective lenses delivers consistent imaging performance.
- High-resolution, low-dispersion objective lenses are the best choice for various applications such as telescope objective lenses and parallel light pipeline production testing instruments.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CMZGQHLV |
| Best Sellers Rank | #133 in Microscope Lenses |
| Date First Available | November 9, 2023 |
| Manufacturer | CAUME |
| Product Dimensions | 3.15 x 3.15 x 0.8 inches |

## Product Details

- **Brand:** CAUME
- **Focal Length Description:** 80.0 millimeters
- **Lens Type:** Telephoto
- **Maximum Focal Length:** 80 Millimeters
- **Minimum Focal Length:** 80 Millimeters

## Images

![Optical Glass Objective Lens Concave&Convex Lens for DIY Astronomical Telescope 80mm - Image 1](https://m.media-amazon.com/images/I/51PswirEGLL.jpg)
![Optical Glass Objective Lens Concave&Convex Lens for DIY Astronomical Telescope 80mm - Image 2](https://m.media-amazon.com/images/I/51lxPd4KCUL.jpg)
![Optical Glass Objective Lens Concave&Convex Lens for DIY Astronomical Telescope 80mm - Image 3](https://m.media-amazon.com/images/I/51HK5xSC-7L.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.com.om/products/671422660-optical-glass-objective-lens-concave-and-convex-lens-for-diy](https://www.desertcart.com.om/products/671422660-optical-glass-objective-lens-concave-and-convex-lens-for-diy)

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*Product available on Desertcart Oman*
*Store origin: OM*
*Last updated: 2026-03-20*