---
product_id: 654118687
title: "GSO 90 ST Zenith Mirror for SCT, 2 Inch, Black, Manual Focus, 1/10 Wave Accuracy, 92% Reflectivity, 20.9 oz, Made in Taiwan"
brand: "astrostreet"
price: "₪613"
currency: ILS
in_stock: true
url: https://www.desertcart.co.il/products/654118687-gso-90-st-zenith-mirror-for-sct-2-inch-black
store_origin: IL
region: Israel
---

# 2 inch precision zenith mirror 1/10 wave optical accuracy Includes 1.2 inch adapter & filter thread GSO 90 ST Zenith Mirror for SCT, 2 Inch, Black, Manual Focus, 1/10 Wave Accuracy, 92% Reflectivity, 20.9 oz, Made in Taiwan

**Brand:** astrostreet
**Price:** ₪613
**Availability:** ✅ In Stock

## Summary

> 🔭 Elevate your night sky game with precision optics that professionals swear by!

## Quick Answers

- **What is this?** GSO 90 ST Zenith Mirror for SCT, 2 Inch, Black, Manual Focus, 1/10 Wave Accuracy, 92% Reflectivity, 20.9 oz, Made in Taiwan by astrostreet
- **How much does it cost?** ₪613 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.il](https://www.desertcart.co.il/products/654118687-gso-90-st-zenith-mirror-for-sct-2-inch-black)

## Best For

- astrostreet enthusiasts

## Why This Product

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

## Key Features

- • **Lightweight Powerhouse:** At just 20.9 oz, this mirror balances portability with premium optical performance—take your telescope anywhere.
- • **Seamless Compatibility:** SCT thread connection plus a versatile 1.2 inch adapter ensures effortless integration with your existing gear.
- • **Built to Last, Made to Perform:** Robust metalized body with brass ring tightening for secure, durable use under any observing conditions.
- • **Crystal-Clear Views Every Time:** Experience ultra-sharp reflections with 1/10 wave accuracy and 92% reflectivity for pro-grade stargazing.
- • **Trusted Taiwanese Craftsmanship:** Manufactured by GSO, a top OEM supplier to world-leading telescope brands, guaranteeing quality you can rely on.

## Overview

The GSO 90 ST Zenith Mirror is a 2-inch, 90-degree mirror designed for SCT telescopes, featuring 1/10 wave optical accuracy and 92% reflectivity with Al + SiO2 coatings. It includes a 1.2 inch adapter with filter thread for versatile compatibility, housed in a durable metalized body with brass tightening ring. Weighing 20.9 oz and made in Taiwan by a renowned OEM manufacturer, it delivers high-performance optics in a compact, reliable package.

## Description

Taiwan GSO 2 Inch Zenith Mirror for SCT Taiwan GS company is a very famous OEM manufacturer that continues to supply the highest quality parts to the world's top brand telescope manufacturer. Made in Taiwan, high cost performance 2 inch zenith mirror A virtually robust model with a high performance mirror. In addition to the metalized body, the eyepiece uses a brass ring tightening type. Includes a 1.2 inch (31.7 mm) adapter and a filter screw 2 inch 90 degree zenith mirror Mirror: 1/10 wave accuracy (Al + SiO2 coatings, reflectivity 92%) SCT thread connection, with 31.7mm conversion adapter (with filter thread) Total Length: Approx. 3.7 inches (95 mm) (L) x Approx. 3.5 inches (90 mm) (H) x Approx. 2.6 inches (65 mm) (D) Weight: Approx. 20.9 oz (580 g). Madein Taiwan The above data is the manufacturer's catalog value

## Features

- 2 inch Zenchi Mirror for Taiwan GSO Corporation *Taiwan GS company is a very famous OEM manufacturer that continues to supply very high quality parts to the world's top brand telescope manufacturer
- Made in Taiwan, high cost performance 2 inch Zenchi mirror is a virtually solid model with a high performance mirror, the eyepiece uses a brass ring tightening type. Includes a 1.2 inch (31.7 mm) adapter and a filter screw
- Mirror: 1/10 wave accuracy (Al + SiO2 coatings, 92% reflectivity) SCT thread connection, 1.2 inch (31.7 mm) conversion adapter included with filter thread
- [Total length] approx. 3.7 inches (95 mm) (L) x approx. 3.5 inches (90 mm) (H) x approx. 2.6 inches (65 mm) (D) [Weight] approx. 20.9 oz (580 g) Madein Taiwan

## Product Details

- **Brand:** AstroStreet
- **Telescope Mount Description:** Equatorial Mount
- **Focus Type:** Manual Focus
- **Finderscope:** Reflex
- **Item Weight:** 20.9 Ounces
- **Field Of View:** 90 Degrees
- **Manufacturer:** アストロストリート

## Images

![GSO 90 ST Zenith Mirror for SCT, 2 Inch, Black, Manual Focus, 1/10 Wave Accuracy, 92% Reflectivity, 20.9 oz, Made in Taiwan - Image 1](https://m.media-amazon.com/images/I/61dcOi3dK7L.jpg)
![GSO 90 ST Zenith Mirror for SCT, 2 Inch, Black, Manual Focus, 1/10 Wave Accuracy, 92% Reflectivity, 20.9 oz, Made in Taiwan - Image 2](https://m.media-amazon.com/images/I/61Zx2bS4e-L.jpg)
![GSO 90 ST Zenith Mirror for SCT, 2 Inch, Black, Manual Focus, 1/10 Wave Accuracy, 92% Reflectivity, 20.9 oz, Made in Taiwan - Image 3](https://m.media-amazon.com/images/I/61sc94qOxbL.jpg)
![GSO 90 ST Zenith Mirror for SCT, 2 Inch, Black, Manual Focus, 1/10 Wave Accuracy, 92% Reflectivity, 20.9 oz, Made in Taiwan - Image 4](https://m.media-amazon.com/images/I/61Jkw5nF1HL.jpg)

## Available Options

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

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.co.il/products/654118687-gso-90-st-zenith-mirror-for-sct-2-inch-black](https://www.desertcart.co.il/products/654118687-gso-90-st-zenith-mirror-for-sct-2-inch-black)

---

*Product available on Desertcart Israel*
*Store origin: IL*
*Last updated: 2026-01-22*