Precision Rectangular Optical Mirrors

Custom Optical MirrorsOur optical mirrors are manufactured from either Borofloat 33 or Supremax 33 which provide low thermal expansion, high thermal resistance and impressive chemical durability. Advanced Optics rectangular optical mirrors are polished to 1/4 wave to meet various demanding applications. All are aluminum coated with a protective SiO overcoat and are available uncoated as well. 

Many of our rectangular optical mirrors are available in-stock for immediate shipment. See a list of our optical mirrors below:


Rectangular Optical Mirror Specifications

  • S1: 1/4 wave at 633nm
  • 60/40 scratch/dig
  • S2: Fine ground
  • Dimensions: +/-0.25mm
  • Thickness: +0.5mm
  • Material: Low expansion borosilicate glass
Length Width Thickness
25.4mm 25.4mm 6.35mm
25.4mm 38.1mm 6.35mm
25.4mm 50.8mm 9.60mm
25.4mm 76.2mm 9.60mm
25.4mm 101.6mm 9.60mm
50.8mm 76.2mm 9.60mm
50.8mm 101.6mm 9.60mm
76.2mm 101.6mm 9.60mm

In addition to our in-stock optical mirrors, Advanced Optics provides custom fabrication and free engineering services. We can also provide custom shapes, apply bevels and even drill holes to meet various demanding applications. Need a custom coating? No problem.

Contact Advanced OpticsContact us at (262) 548-1155 or email. Our engineers are waiting to serve you.