High quality, uncoated plane square N-BK7 or fused silica substrates, one polished surface; 12.7 -50.8 mm. One side of these square, uncoated plane parallel substrates is polished with excellent surface flatness and quality for use in fabricating high reflectors or dichroic mirrors. Available in N-BK7 or fused silica, they can be coated with any CVI Laser Optics high reflectance or metal coating. Custom substrates are available upon request.
Product Code: SQM-C, SQM-UV
Substrate Material: Standard Grade Corning 7980 1-D (Fused Silica)
Dimensional Tolerance: +0/-0.25mm
Thickness Tolerance: ±0.25mm
Wedge: ≤ 5 arc minutes
Chamfer: 0.35mm leg width at 45° nominal
S1 Surface Figure: See table (measured p-v at 633nm)
S1 Surface Quality: 10-5 scratch-dig per MIL-PRF-13830b (at 100W)