Enhanced Aluminum Optical Mirrors
Last Updated: April 1, 2025
Description
Enhanced Aluminum Optical Mirrors are optical components designed to improve reflectance in the visible and ultraviolet regions. These mirrors are coated with enhanced aluminum, which includes a dielectric over-coating to boost their performance and durability.
Working Principle
Enhanced Aluminum Optical Mirrors work by utilizing a base layer of aluminum, which is an excellent reflector in the upper UV, visible, and near-infrared regions. The aluminum layer is then coated with a dielectric material that enhances its reflectivity and provides protection against oxidation and abrasion. This combination not only improves the mirror's reflectance but also increases its durability and ease of handling, making it a reliable choice for various optical applications.
Applications
Enhanced Aluminum Optical Mirrors are used in a variety of high-demand manufacturing control applications. They are particularly suited for laser applications and other manufacturing processes that require precise optical components. These mirrors are also employed in imaging systems used in machine vision and metrology, where their enhanced reflectivity and durability are crucial.
Advantages over other Optical Mirrors
Enhanced Aluminum Optical Mirrors offer several advantages over other types of optical mirrors. For instance, while silver coatings provide better reflectance than aluminum, they are prone to oxidation and tarnishing, requiring thorough sealing from the atmosphere. In contrast, enhanced aluminum mirrors, with their dielectric over-coating, are more resistant to oxidation and offer improved durability. Additionally, the customization of the dielectric layer allows for further enhancement of reflectivity, making these mirrors a versatile choice for various applications.
Limitations
Despite their advantages, Enhanced Aluminum Optical Mirrors have some limitations. They are susceptible to aging and oxidation, which can affect their performance over time. Additionally, they may have lower laser-induced damage thresholds (LIDT) and poor performance for some UV wavelength ranges when using protective overcoats.
Considerations
When considering Enhanced Aluminum Optical Mirrors, it is important to evaluate factors such as initial costs, operating expenses, durability, accuracy, and replacement and maintenance costs. The cost of coatings can vary greatly, and careful consideration should be given to the mirror's application, its environment, and other absolute requirements. While these mirrors offer enhanced durability and reflectivity, they still require careful handling and maintenance to ensure optimal performance over their lifespan.
from Newport MKS
This is a 10-pack of the very popular Broadband Aluminum Mirrors. These mirrors are excellent general purpose, broadband reflectors. The 12.7 mm (1/2 inch) diameter mirrors are made from a 3.1 mm thick Borofloat ® 33 substrate which is coated with the ER.1 aluminum coating. Borofloat ® 33... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Diameter/Width: 12.7
- Wavelength Range: 450 to 700
- Thickness: 3.1
from Newport MKS
The 40D20ER.1 Broadband Aluminum Mirror is an excellent general purpose, broadband reflector. This 101.6 mm (4.0 inch) diameter mirror is made from a 17.7 mm thick Borofloat ® 33 substrate which is coated with the ER.1 aluminum coating. Borofloat ® 33 has low thermal expansion and is an... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Diameter/Width: 102
- Wavelength Range: 450 to 700
- Thickness: 17.7
from Newport MKS
The 05SD520ER.1 is an Economy Broadband Aluminum Square Mirror. By taking advantage of advanced polishing techniques and our high-volume manufacturing, these mirrors are truly cost effective. This 12.7 x 12.7 mm (1/2 x 1/2 inch) square mirror is made from 3.1 mm thick Borofloat ® 33 substrate... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Thickness: 3.1
- Wavelength Range: 450 to 700
- Mirror Shape: Rectangular / Square; Square
from Newport MKS
The 07SD520ER.1 is an Economy Broadband Aluminum Square Mirror. By taking advantage of advanced polishing techniques and our high-volume manufacturing, these mirrors are truly cost effective. This 19.05 x 19.05 mm (3/4 x 3/4 inch) square mirror is made from 4.57 mm thick Borofloat ® 33... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Thickness: 4.57
- Wavelength Range: 450 to 700
- Mirror Shape: Rectangular / Square; Square
from Newport MKS
The 75J00ER.3 is a Utility Broadband Aluminum Mirror optimized for 400-10,000 nm with square dimensions of 190.5 x 190.5 mm and a 3.17 mm thickness. These mirrors are excellent economical broadband reflectors. The front surface is coated with our ER.3 dielectric-enhanced aluminum coating. The... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Thickness: 3.17
- Wavelength Range: 400 to 10000
- Mirror Shape: Rectangular / Square; Square
from Newport MKS
The 10SJ00ER.3 is a Utility Broadband Aluminum Mirror optimized for 400-10,000 nm with square dimensions of 25.4 x 25.4 mm and a 3.17 mm thickness. These mirrors are excellent economical broadband reflectors. The front surface is coated with our ER.3 dielectric-enhanced aluminum coating. The... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Thickness: 3.17
- Wavelength Range: 400 to 10000
- Mirror Shape: Rectangular / Square; Square
from Newport MKS
The 10J00ER.3 is a Utility Broadband Aluminum Mirror optimized for 400-10,000 nm with a 25.4 mm (1.0 inch) diameter and a 3.17 mm thickness. These mirrors are excellent economical broadband reflectors. The front surface is coated with our ER.3 dielectric-enhanced aluminum coating. The 10J00ER.3 has... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Diameter/Width: 25.4
- Wavelength Range: 400 to 10000
- Thickness: 3.17
from Newport MKS
The 20J00ER.3 is a Utility Broadband Aluminum Mirror optimized for 400-10,000 nm with a 50.8 mm (2.0 inch) diameter and a 3.17 mm thickness. These mirrors are excellent economical broadband reflectors. The front surface is coated with our ER.3 dielectric-enhanced aluminum coating. The 20J00ER.3 has... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Diameter/Width: 50.8
- Wavelength Range: 400 to 10000
- Thickness: 3.17
from Newport MKS
The 10DD20ER.1 is a D-shaped Aluminum Broadband Mirror with a 25.4 mm (1.0 inch) diameter, a thickness of 6.0 mm, and a flatness of λ/10. The mirror's straight edge allows multiple tightly packed beams or sources to be separated. The 10DD20ER.1 has a 40-20 surface quality and an average... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Diameter/Width: 25.4
- Wavelength Range: 450 to 700
- Thickness: 6
from Newport MKS
The 10DD20AL.2 is a D-shaped UV Enhanced Aluminum Broadband Mirror with a 25.4 mm (1.0 inch) diameter, a thickness of 6.0 mm, and a flatness of λ/10. The mirror's straight edge allows multiple tightly packed beams or sources to be separated. The 10DD20AL.2 has a 40-20 surface quality and an... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; UV Enhanced Aluminum
- Diameter/Width: 25.4
- Wavelength Range: 250 to 600
- Thickness: 6
from Newport MKS
The 13E20ER.1 Broadband Aluminum Elliptical Mirror is an excellent general purpose, broadband reflectors. This 33.02 mm (1.30 inch) minor axis, 46.70 mm (1.838 inch) major axis, elliptical mirror is made from a 9.37 mm thick Borofloat ® 33 substrate. Borofloat ® 33 has low thermal... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Enhanced Aluminum
- Thickness: 9.4
- Wavelength Range: 450 to 700
- Mirror Shape: Elliptical; Elliptical
from Newport MKS
The UBBR1-1UV Broadband Hollow Retroreflector is constructed of three front-surface flat mirrors assembled into a corner cube. A stress-free mounting technique is employed to ensure dimensional stability. This geometry results in a reflected beam that is precisely parallel to the incident beam,... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; UV Enhanced Aluminum
- Wavelength Range: 225 to 700
- Mirror Types: Reflector
- Mirror Shape: Hollow Retroreflector
from Newport MKS
The UBBR2.5-1UV Broadband Hollow Retroreflector is constructed of three front-surface flat mirrors assembled into a corner cube. A stress-free mounting technique is employed to ensure dimensional stability. This geometry results in a reflected beam that is precisely parallel to the incident beam,... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; UV Enhanced Aluminum
- Wavelength Range: 225 to 700
- Mirror Types: Reflector
- Mirror Shape: Hollow Retroreflector
from Newport MKS
The U100-A2K-NL is combined with the 10D20AL.2 mirror. The U100 mount coupled with the 10D20AL.2 mirror is an ideal packaged set for standard laboratory applications. Note that each item will be packaged separately for shipment. U100-A2K-NL is a Precision Clear Edge Mirror Mount, 1.0 in. Diameter,... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; UV Enhanced Aluminum
- Diameter/Width: 25.4
- Wavelength Range: 250 to 600
- Thickness: 6
from Edmund Optics Inc.
Fused Silica and Zerodur ® Substrates. 1/10 λ Surface Accuracy. Variety of Coating Options Offered. 1/20 λ and 1/4 λ Surface Accuracies Also Offered. TECHSPEC ® 1/10 λ Precision Optical Flat Mirrors are an excellent choice for interferometry, imaging systems,... [See More]
- Mirror Coatings: Enhanced Aluminum
- Diameter/Width: 254
- Mirror Types: Flat Mirror
- Thickness: 38.1
from Abrisa Technologies
The front surface of the enhanced aluminum mirror coating reflects an average of 93% over the visible spectrum (450-650nm). Back surface reflective aluminum coatings are also available. Metal mirror coatings are often used in systems where a very broadband reflector or beam splitter is needed. Metal... [See More]
- Mirror Coatings: Enhanced Aluminum
- Wavelength Range: 450 to 650
- Mirror Types: Flat Mirror
- Mirror Shape: Rectangular / Square
from OptoSigma Corp.
It is a mirror of aluminum coating on one side of the substrate. As a line up, there are mirrors of large size of 200mm or more. — ¦For visible and near-infrared light applications. — ¦For large aperture optical system. [See More]
- Mirror Coatings: Enhanced Aluminum
- Wavelength Range: 400 to 700
- Mirror Types: Flat Mirror
- Diameter/Width: 200 to 300
from MOK Optics Co., Ltd.
MOK Optics have advanced technologies on coating, we can provide Dielectric Coated Mirror, Metal Coated Mirror, Dichroic Mirror etc. Dielectric Coated Mirror e.g. R >99.8%@1064nm, AOI=0°,Ravg >99%@400-700nm , AOI=45°Metal Coated Mirror ( Protected aluminum mirror, Enhanced aluminum mirror,... [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Aluminum; Dielectric; Protected Gold; Silver; Dichroic
- Surface Flatness: λ/8
- Surface Quality: 10-5 Scratch / Dig; 20-10 Scratch / Dig; 40-20 Scratch / Dig; 60-40 Scratch / Dig
from ECOPTIK (CHANGCHUN) LTD
BRD Optical provide the round, square and customized shape mirrors with a protected Al coating and UV Enhanced Al coating in various sizes. [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Aluminum
- Mirror Shape: Round
- Thickness: 1 to 20
- Mirror Materials: BK7 Glass; Fused Silica; Silica
from Shanghai Optics
A Convex Spherical Mirror is a mirror which curves inward away from the incident light. Shanghai Optics produces high quality convex spherical mirrors with a variety of diameters and focal lengths. These precision mirrors are ideal for imaging applications, specifically, for increasing an imaging... [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Gold
- Mirror Materials: BK7 Glass; Fused Silica; Optical Crown Glass; Ultra-violet grade Fused Silica
- Mirror Types: Spherical Mirror
from Thorlabs, Inc.
At Thorlabs, we constantly reinforce our desire to serve at the pleasure of our customers. From this comes our desire to be connected to our industry in a way that far exceeds what would typically be expected of a vendor. Thorlabs lives this core principle by seeking to enhance, at every turn, the... [See More]
- Mirror Coatings: Aluminum; Enhanced Aluminum; Silver
- Focal Length: 25 to 400
- Mirror Types: Spherical Mirror
- Wavelength Range: 250 to 20000
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
Features: • Off-the-shelf and custom mirrors available. • Coating options: Enhanced Al, Protective Ag and Protective Au. • Flatness λ/10 and λ/4 options available. Shalom EO ’s N-BK7 Metallic Mirrors consist of N-BK7 substrates and Enhanced Al/Protective Ag /Protective... [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Gold; Silver; Enhanced Al, Protective Ag and Protective Au
- Thickness: 3
- Diameter/Width: 12.7
- Mirror Materials: BK7 Glass; BK7
from OptoSigma Corp.
This is a vapour-deposited aluminium mirror plane and the substrate is polished with high accuracy.Designed for high reflectivity at any incident angle. — ¦With four types to choose from; (TFAN/TFAQN) which is coated with only aluminium, (TFA/TFAQ) which is coated with aprotective coating... [See More]
- Mirror Coatings: Enhanced Aluminum
- Wavelength Range: 170 to 700
- Mirror Types: Flat Mirror
- Diameter/Width: 12.7 to 50
from Thorlabs, Inc.
At Thorlabs, we constantly reinforce our desire to serve at the pleasure of our customers. From this comes our desire to be connected to our industry in a way that far exceeds what would typically be expected of a vendor. Thorlabs lives this core principle by seeking to enhance, at every turn, the... [See More]
- Mirror Coatings: Enhanced Aluminum; Dielectric; Protected Gold; Silver
- Wavelength Range: 250 to 20000
- Mirror Types: Flat Mirror
- Diameter/Width: 12.7 to 25.4
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
Features: • Off-the-shelf and custom mirrors available. • Coating options: Enhanced Al, Protective Ag and Protective Au. • Flatness λ/10 and λ/4 options available. Shalom EO ’s N-BK7 Metallic Mirrors consist of N-BK7 substrates and Enhanced Al/Protective Ag /Protective... [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Gold; Silver; Enhanced Al, Protective Ag and Protective Au
- Thickness: 3
- Diameter/Width: 12.7
- Mirror Materials: BK7 Glass; BK7
from Thorlabs, Inc.
At Thorlabs, we constantly reinforce our desire to serve at the pleasure of our customers. From this comes our desire to be connected to our industry in a way that far exceeds what would typically be expected of a vendor. Thorlabs lives this core principle by seeking to enhance, at every turn, the... [See More]
- Mirror Coatings: Enhanced Aluminum
- Focal Length: 7.5 to 260
- Mirror Types: Parabolic Mirror
- Second Focal Length: 15 to 152
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
Features: • Off-the-shelf and custom mirrors available. • Coating options: Enhanced Al, Protective Ag and Protective Au. • Flatness λ/10 and λ/4 options available. Shalom EO ’s N-BK7 Metallic Mirrors consist of N-BK7 substrates and Enhanced Al/Protective Ag /Protective... [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Gold; Silver; Enhanced Al, Protective Ag and Protective Au
- Thickness: 6
- Diameter/Width: 25.4
- Mirror Materials: BK7 Glass; BK7
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
Features: • Off-the-shelf and custom mirrors available. • Coating options: Enhanced Al, Protective Ag and Protective Au. • Flatness λ/10 and λ/4 options available. Shalom EO ’s N-BK7 Metallic Mirrors consist of N-BK7 substrates and Enhanced Al/Protective Ag /Protective... [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Gold; Silver; Enhanced Al, Protective Ag and Protective Au
- Thickness: 12
- Diameter/Width: 50.8
- Mirror Materials: BK7 Glass; BK7
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
Features: • Off-the-shelf and custom mirrors available. • Coating options: Enhanced Al, Protective Ag and Protective Au. • Flatness λ/10 and λ/4 options available. Shalom EO ’s N-BK7 Metallic Mirrors consist of N-BK7 substrates and Enhanced Al/Protective Ag /Protective... [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Gold; Silver; Enhanced Al, Protective Ag and Protective Au
- Thickness: 12
- Diameter/Width: 50.8
- Mirror Materials: BK7 Glass; BK7
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
Features: • Off-the-shelf and custom mirrors available. • Coating options: Enhanced Al, Protective Ag and Protective Au. • Flatness λ/10 and λ/4 options available. Shalom EO ’s N-BK7 Metallic Mirrors consist of N-BK7 substrates and Enhanced Al/Protective Ag /Protective... [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Gold; Silver; Enhanced Al, Protective Ag and Protective Au
from Hangzhou Shalom Electro-optics Technology Co., Ltd.
Features: • Off-the-shelf mirrors available. • Made of Corning UV grade Fused Silica. • Coating options: Enhanced Al, Protective Ag and Protective Au. • Flatness option: λ/10 and λ/4. Shalom EO ’s UV Fused Silica Metallic Mirrors consist of UV Fused Silica... [See More]
- Mirror Coatings: Enhanced Aluminum; Protected Gold; Silver; Enhanced Al, Protective Ag and Protective Au
- Surface Flatness: λ/4; λ/10