---
product_id: 180610611
title: "1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal"
brand: "oumij"
price: "$68.06"
currency: USD
in_stock: true
reviews_count: 3
url: https://www.desertcart.ec/products/180610611-1-25inch-45-degree-31-7mm-erect-image-diagonal-mirror
store_origin: EC
region: Ecuador
---

# 1.25-inch eyepiece fit 45° viewing angle Dielectric mirror clarity 1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal

**Brand:** oumij
**Price:** $68.06
**Availability:** ✅ In Stock

## Summary

> 🔭 See the stars the right way, every time!

## Quick Answers

- **What is this?** 1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal by oumij
- **How much does it cost?** $68.06 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ec](https://www.desertcart.ec/products/180610611-1-25inch-45-degree-31-7mm-erect-image-diagonal-mirror)

## Best For

- oumij enthusiasts

## Why This Product

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

## Key Features

- • **Crystal-Clear Optics:** Premium optical glass lens delivers sharp, distortion-free views for your daytime and night sky observations.
- • **Comfort-First Viewing:** Ergonomic 45-degree diagonal angle lets you observe comfortably without neck strain or awkward positioning.
- • **Dust-Resistant Design:** Includes a protective dust cover to keep your lens pristine and ready for every stargazing session.
- • **Perfect Fit Compatibility:** Designed for 1.25-inch telescope eyepieces, seamlessly integrates with refractor and catadioptric telescopes.
- • **True-to-Life Image Correction:** Corrects upside-down and reversed images, so what you see is exactly what’s out there—no guesswork needed.

## Overview

This 1.25-inch, 45-degree dielectric mirror star diagonal is an essential telescope accessory that corrects image orientation for refractor and catadioptric telescopes. Featuring a durable plastic body and premium optical glass lens, it ensures sharp, clear views with ergonomic comfort and dust protection.

## Description

1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal

## Features

- This diagonal can correct upside down and left-right reversed image easily, which allows you view things during daytime in correct position.
- Fits for 1.25inch telescope eyepiece and focuser. Work with Refractor and catadioptric telescopes. Plastic body with optical glass lens, providing clear and sharp image.
- Wide 45 degree angle makes you view correct image from refractor telescope stand and just look down with a comfortable angle.
- Comes with dust cover to keep your lens clear, easy to install and use.
- Any question,please feel to us ,we will reply to you soon.

## Images

![1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal - Image 1](https://m.media-amazon.com/images/I/51xXC8eFP1L.jpg)
![1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal - Image 2](https://m.media-amazon.com/images/I/51Z1sUsYVQL.jpg)
![1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal - Image 3](https://m.media-amazon.com/images/I/61FYX8sdalL.jpg)
![1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal - Image 4](https://m.media-amazon.com/images/I/514G4l4pnxL.jpg)
![1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal - Image 5](https://m.media-amazon.com/images/I/51FviRIGaBL.jpg)

## Customer Reviews

### ⭐⭐ Diagonal telescope
*by E***  on June 8, 2025*

Es bueno. Aunque sea de plástico.

### ⭐⭐⭐⭐⭐ Happy with this product.
*by K***A on February 21, 2022*

Very happy with this product.

### ⭐⭐⭐⭐⭐ Love it!
*by P***S on October 5, 2022*

perfect product. speedy shipping.

## Frequently Bought Together

- 1.25inch 45-Degree 31.7mm Erect Image Diagonal Mirror Astronomical Telescope Eyepiece Accessory -Tight Dielectric Mirror Star Diagonal
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**Shop now:** [https://www.desertcart.ec/products/180610611-1-25inch-45-degree-31-7mm-erect-image-diagonal-mirror](https://www.desertcart.ec/products/180610611-1-25inch-45-degree-31-7mm-erect-image-diagonal-mirror)

---

*Product available on Desertcart Ecuador*
*Store origin: EC*
*Last updated: 2026-01-26*