BOROSILICATE WINDOWS - OPTICAL Specification MATERIAL: BOROSILICATE OPTICALLY POLISHED DIMENSION: +.00/ -.20mm THICKNESS: +/- 0.10mm EDGES: Fine Ground SURFACE QUALITY: 60/40 FLATNESS: ≤ 5 Fringes PARALLELISM: ≤ 3 Arc Mins Data Sheet: Custom:

Part No. Description Diameter (mm) Thickness (mm) Unit Price (1-9) Qty (1-9) Qty (10+) WBO-251 Borosilicate Window Ø 25 1 £9.00 1 2 3 4 5 6 7 8 9       WBO-252 Borosilicate Window Ø 25 2 £7.00 1 2 3 4 5 6 7 8 9       WBO-253 Borosilicate Window Ø 25 3 £7.50 1 2 3 4 5 6 7 8 9       WBO-403 Borosilicate Window Ø 40 3 £11.50 1 2 3 4 5 6 7 8 9       WBO-501 Borosilicate Window Ø 50 1 £17.00 1 2 3 4 5 6 7 8 9       WBO-502 Borosilicate Window Ø 50 2 £14.00 1 2 3 4 5 6 7 8 9       WBO-503 Borosilicate Window Ø 50 3 £15.00 1 2 3 4 5 6 7 8 9       WBO-506 Borosilicate Window Ø 50 6 £19.00 1 2 3 4 5 6 7 8 9