This is a Thorlabs optically flat mirror with the following characteristics:
• Substrate – fused silica
• Diameter – 1 inch
• Thickness – 0.236 inches
• Flatness – better than lambda / 10 (manufacturer’s specification)
• Coating – broadband dielectric, 400-750nm
• Condition – near new
• Markings – “E02” on obverse

The mirrors are unused. Some were removed from mountings that were likewise never installed in equipment. There are no visible blemishes. Thorlabs part number is BB1-E02-01.

Location MB 149

Photo set 1104