# Precision Optical Gold/Silver/Aluminum Coated Reflective Mirror High Reflectivity & Durability

> Precision Optical Gold/Silver/Aluminum Coated Reflective Mirror High Reflectivity & Durability — an optical mirror: Glass. Specs, RFQ checklist and custom…

- Page: https://machiningglass.com/products/precision-optical-gold-silver-aluminum-coated-reflective-mirror-high-reflectivity-durability/
- SKU: MG-FB6322
- Category: Optical Lenses, Prisms & Mirrors > Optical Mirrors & Reflective Substrates
- Image: https://machiningglass.com/wp-content/uploads/2026/10/Precision-Optical-Gold-Silver-Aluminum-Coated-Reflective-Mirror-High-Reflectivity-Durability.webp
- Updated: 2026-10-24

Application: Medical, Labs.

## Overview

The Precision Optical Gold/Silver/Aluminum Coated Reflective Mirror High Reflectivity & Durability is supplied as an optical mirror made from Glass. Listed geometry: flat shape. Typical applications: Medical and Labs. Dimensions, material grade, coating and finish can be quoted to your drawing; the values above are the listed starting point.

## Specifications

| Parameter | Value |
| --- | --- |
| Material | Glass |
| Shape | Flat |
| Application | Medical, Labs |
| Size Error | +0.0 / -0.1mm |
| Beveling | 0.2mm X 45° |
| Thickness Tolerance | ±0.2 |
| Surface Finish | 40/20 |
| Supplier | Tianjin Fushi Optical Technology Co., Ltd. |

## Technical data

| Parameter | Value |
| --- | --- |
| PRODUCT NAME | Reflective Mirror |
| PRODUCT SIZE | 80,90MM |
| SURFACE PERFECTION | 40-20-60-40 |
| DIAMETER TOLERANCE | +0.0/-0.1MM |
| MATERIAL | QUARTZ GLASS |
| TRANSMITTANCE | 95% |
| TYPE | Optical Reflector |

## What to specify when you request a quote

- **Material** — listed as “Glass”; name the glass or crystal.
- **Geometry** — listed as “+0.0 / -0.1mm”; give diameter, focal length or radii, angles and tolerances.
- **Surface figure** — listed as “40/20”; quote surface figure (λ) and scratch-dig.
- **Centring and edges** — listed as “0.2mm X 45°”; state centration and edge chamfer.
- **Coating** — list the band and reflectance or transmission target.

## Engineering guides for this part

For material grades and coating options, see [Fused Silica Windows for UV and Laser Optical Systems](https://machiningglass.com/materials/fused-silica-windows-for-uv-and-laser-optical-systems/). How parts like this are machined and finished is covered in [Laser Glass Etching for Fine Marking and Surface Features: A B2B Manufacturing Guide](https://machiningglass.com/capabilities/laser-glass-etching-for-fine-marking-and-surface-features-a-b2b-manufacturing-guide/). For an application example, read [How to Handle and Maintain Precision Glass Components in Laser Systems](https://machiningglass.com/applications/how-to-handle-and-maintain-precision-glass-components-in-laser-systems/). Before sending a drawing, check [Technical Guide to Glass Thickness and Flatness Requirements](https://machiningglass.com/resources/technical-guide-to-glass-thickness-and-flatness-requirements/). A related standard product is [Laser Beam Splitter Glass Sheet](https://machiningglass.com/products/laser-beam-splitter-glass-sheet/).

## FAQ

### What is the Precision Optical Gold/Silver/Aluminum Coated Reflective Mirror High Reflectivity & Durability made of?

It is listed as Glass. Other grades can be quoted if your application needs different transmission, thermal or chemical properties.

### Where is this optical mirror used?

Listed applications: Medical and Labs.

### What should I include in a quote request?

Include material, geometry, surface figure, centring and edges and coating, plus quantity and a drawing if the part is custom.

## Request a quote

Send drawings, tolerances and quantity: https://machiningglass.com/contact/?rfq_product_id=18303#mg-rfq

---
Source: Custom Precision Glass Machining — https://machiningglass.com/