SCD4212-02A

Diameter: 0.985"+.000"/-.003" Thickness: 0.1555"+/-.0015" Parallelism: Controlled by Thickness Tolerance Flatness: Not Specified Edge Bevel: 0.010"/0.015" x 45 Degress, Both Edges. Surface Quality: 60-40 Per MIL-PRF-13830, Both Faces Clear Aperture: Not Specified Material Type / Quality: Sapphire, Optical Grade, No Twinning or Color Crystallographic Orientation: c-Plane Coating: None, Not Required

SCD4213-02A

Diameter: 1.455" +.000"/-.003" Thickness: 0.1955" +/-.0015" Parallelism: Controlled by Thickness Tolerance Edge Bevel: 0.020" / 0.025" x 45 Degrees, Both Edges Flatness: Not Specified Surface Quality: 60-40 Per MIL-PRF-13830, Both Faces Material Type / Quality: Sapphire, Optical Grade, No Twinning or Color Crystallographic Orientation: c-Plane Coating: None, Not Required

SCD4217-02A

Diameter: 0.750" +/-.005" Thickness: 0.750" +/-.002" Parallelism: 0.001" Maximum T.T.V. Edge Bevel: 0.030" Nominal x 45 Degrees, Both Edges Flatness: 0.0003" Maximum, Both Faces Surface Quality: Epitaxial Polished, Both Faces Clear Aperture: Not Specified Material Type / Quality: Sapphire, Optical Grade 1 Crystallographic Orientation: c-Plane +/- 2 Degrees Coating: None, Not Required

SCD4219-02A

Diameter: 1.750"+/-.001" Thickness: 0.039"+/-.001" Parallelism: 5 Arc Seconds Maximum. Edge Bevels: 0.016" Maximum x 45 Degrees, Both Edges Transmitted Wavefront Error: < 0.007um RMS @ 633nm Surface Quality: 40-20 Per MIL-PRF-13830, Both Faces Surface Roughness: < 15 Angstroms RMS, Both Faces Clear Aperture: Central 1.400" Minimum Diameter, Both Faces Material Type / Quality: Sapphire, Optical Grade 1 or 2 See Drawing for Transmission Requirements Crystallographic Orientation: c-Plane Coating: None, Uncoated Substrate

SCD4253-02A

Diameter: 45.00mm + 0.00mm /- 0.20mm Thickness: 3.00mm +/- 0.20mm Parallelism: 1.0 Arc Minute Maximum Edge Bevel: Light Protective Bevel, Both Edges Flatness: 1 Wave/25mm Maximum @ 633nm, Both Faces Transmitted Wavefront Error: 1 Wave Maximum @ 633nm Surface Quality: 80-50 Per MIL-PRF-13830, Both Faces Clear Aperture: Central 40.50mm of Diameter Faces Material Type / Quality: Sapphire, Optical Grade Crystallographic Orientation: c-Plane Coating: None, Not Required

SCD4259-02A

Length: 4.750"+.000"/-.005" Width: 0.750"+.000"/-.006" Thickness: 0.750"+/-.003" End Radii: 0.375"+/-.0015" (Full Radius Both Ends) Edge Bevels: 0.325" Nominal x 30 Degrees +/- 0.0025 Degree All-round One Face Only to Form a 4.375" Nominal x 0.375" Nominal Viewing Area. 1/32" Nominal X 45 Degrees, All-round Other Face. Parallelism: 3 Arc Minutes Maximum Flatness: 10 Waves / Inch Maximum @ 633nm, Both Faces. Surface Quality: 20-10 Per MIL-PRF-13830, Both Faces. Material Type/quality: Sapphire, Optical Grade. Crystallographic Orientation: c-Plane Coating: Not Required

SCD4260-02A

Diameter: 82.55mm + 0.00mm /- 0.10mm Thickness: 5.00mm +/- 0.05mm Parallelism: 5 Arc Seconds Maximum. Edge Bevel: 0.40mm +/- 0.05mm X 45degrees, Both Edges. Clear Aperture: Central 76.20mm Diameter, Both Faces. Transmitted Wavefront Error: 1/7 Wave Peak-to-Valley Maximum at 633nm. Surface Quality: 20-10 Per MIL-PRF-13830, Both Faces. Surface Roughness: < 1.0nm RMS, Both Faces. Material Type / Quality: Sapphire, Optical Grade. Crystallographic Orientation: c-plane +/- 10 Arc Minutes. Coating: None, Uncoated Substrate.

SCD4269-02A

Diameter: 11.10mm + 0.00mm /- 0.10mm Thickness: 1.00mm +/- 0.10mm Parallelism: 1 Arc Minute Maximum. Edge Bevels: Light Protective Bevel, Both Edges Flatness: 1/2 Wave Maximum @ 633nm, Both Faces Surface Quality: 60-40 Per MIL-PRF-13830, Both Faces Clear Aperture: Central 10.00mm Diameter, Both Faces Material Type / Quality: Sapphire, Optical Grade Crystallographic Orientation: c-Plane Coating: None, Not Required

SCD4270-02A

Sapphire Window Eliptical UC

SCD4282-02A

Diameter: 1.400"+.000"/-.005" Thickness: 3.00mm +/- 0.10mm Parallelism: 2 Arc Seconds Maxium Edge Bevel: 0.010"/0.015" x 45 Degrees, Both Edges. Clear Aperture: Central 1.260" Diameter, Both Faces. Flatness: 1/10 Wave Per Inch Maximum at 633nm, Both Faces Surface Quality: 10-5 Per MIL-PRF-13830, Both Faces. Material Type / Quality: Sapphire, Optical Grade. Crystallographic Orientation: c-Plane Coating: None, Not Required

SCD4285-02A

Diameter: 3.500"+/-.002" Thickness: 0.125"+/-.002" Edge Bevel: 0.005" / 0.010" x 45degrees, Both Edges. Parallelism: 3 Arc Minutes Maximum Flatness: 10 Waves Per Inch Maximum @ 633nm, Both Faces Surface Quality: 80-50 Per MIL-PRF-13830, Both Faces. Material Type / Quality: Sapphire, Optical Grade. Crystallographic Orientation: c-Plane Coating: None, Not Required

SCD4286-02A

Diameter: 10.00mm +/- 0.125mm Thickness: 1.00mm +/- 0.125mm Parallelism: 3.5 Arc Minutes Maximum Edge Bevel: 0.30mm Maximum Face Width, Both Edges. Flatness: 5 Fringes Maximum @633nm, Polished Face. Surface Quality: 80-50 Per MIL-PRF-13830, One Face. Other Face 320 Grit Ground Finish (Diffusing) Clear Aperture: Central 8.00mm Minimum Diameter, Both Faces Material Type / Quality: Sapphire, Optical Grade. Crystallographic Orientation: c-Plane Coating: None, Uncoated Substrate

SCD4289-02B

Diameter: 60.00mm + 0.00mm /- 0.10mm Thickness: 0.95mm +/- 0.05mm Parallelism: Not Specified Edge Bevel: Light Protective Bevel, Both Edges Clear Aperture: Central 30.00mm Diameter, Both Faces. Transmitted Wavefront Error: 1/10 Wave Peak-to-Valley Maximum at 633nm. Surface Quality: Per ISO 10110-4: 5/24 x 0.1, Both Faces. Material Type / Quality: Sapphire, Optical Grade. Crystallographic Orientation: c-plane Coating: None, Not Required

SCD4299-02A

Diameter: 6.000"+.000"/-.005" Thickness: 0.125"+/-.004" Edge Bevel: 0.012"+/-.004" x 45degrees, Both Edges. Parallelism: < 10 Arc Seconds Transmitted Wavefront Error: 1/4 Maximum @ 633nm (1/10 Wave Goal) Surface Quality: 40-20 Per MIL-PRF-13830, Both Faces. Material Type / Quality: Sapphire, Optical Grade. Crystallographic Orientation: c-Plane Coating: None, Not Required

SCD4304-02A

Diameter: 50.00mm +/- 0.05mm Thickness: 0.0195" +/- 0.0005" Edge bevels: Visible to 0.15mm Maximum x 45 Degrees, Both Edges Parallelism: 1.75 Arc Minutes Maximum Transmitted Wave Front Error: Power: 1.0 Wave Maximum @ 633nm Irregularity: 1.0 Wave Maximum @ 633nm Power & Irregualrity Combined: 1.0 Wave Maximum @ 633nm Surface Quality: 60-30 per Mil-PRF-13830, Both Faces Surface Roughness: 0.70nm Ra Maximum, Both Faces Clear Apeture: Central 44.00 Minimum Diameter, Both Faces Edge Chips: 0.30mm Maximum Size Material Type / Quality: Sapphire Optical Grade Maximum Size Inclusion Is 0.002 Inches. The Permissible Number of Maximum Size Inclusions Is One Per Cubic Centimeter of Sapphire. The Sum of the Diameters of All Inclusions in Any Given Square Centimeter of Sapphire Shall Not Exceed 0.004 Inches. Bubbles and Voids Are Classified as Inclusions. Crystallographic Orientation: c-Plane

SCD4314-02B

Diameter: 0.465"+.000"/-.003" Thickness: 0.1165"+/-.0015" Parallelism: Controlled by Thcikness Tolerance Edge Bevel: 0.010"/0.015" x 45 Degrees, Both Edges Flatness: Not Specified Surface Quality: 60-40 Per MIL-PRF-13830, Both Faces Material Type / Quality: Sapphire, Optical Grade. Crystallographic Orientation: c-Plane Coating: None, Not Required

SCD4316-02A

SCD4323-01A

Diameter: 10.00mm +/- 0.05mm Thickness: 2.00mm +/- 0.05mm Edge bevels: 0.125mm +/- 0.063mm x 45 Degrees +/- 2.0 Degrees, Both Edges Parallelism: 30 Arc Seconds Maximum Flatness: 1/4 Wave Maximum @ 633nm, Both Faces Surface Quality: 10-5 Per Mil-PRF-13830, Both Faces Clear Aperture: Central 9.00mm Diameter, Both Faces Material Type / Quality: Sapphire, Optical Grade Crystallographic Orientation: c-Plane +/- 1.0 Degrees Coating: AntiReflective Coated for < 0.10% Reflectance at 1030nm and Also > 99.50% Transmission at 1030nm, Both with a Normal Incidence Angle, Applied to Both Faces. See Drawing for Additional Coating Requirements

SCD4325-02A

Diameter: 0.588"+.000"/-.002" Thickness: 0.125"+/-.002" Bevels: 0.015" Maximum Face Width, Both Egdes Parallelism: < 30 Arc Seconds Suirface Figure: Power: 1 Wave Maximum @ 633nm, Both Faces Irregularity: 1/2 Wave Maximum @ 633nm, Both Faces Surface Quality: 40-20 Per Mil-PRF-13830, Both Faces Surface Roughness: < 50 Angstroms RMS, Both Faces Clear Aperture: Central 0.525" Diameter, Both Faces Material Type / Quality: Sapphire, Optical Grade Crystallographic Orientation: c-Plane Coating: None, Not Required

SCD4326-00A

Matched Pair Consists of (2) of the Windows Specified Below. Each Pair's Wedge Angle Will Be Matched Within 1.0 Arc Minute. Diameter: 0.497"+.000"/-.002" Thickness: 0.079"+/-.003" (High Side of Wedge) Edge bevels: 0.015" Maximum Face Width, Both Egdes Wedge: 1.0 Degrees +/- 3.0 Arc Minutes Suirface Figure: Power: 1 Wave Maximum @ 633nm, Both Faces Irregularity: 1/2 Wave Maximum @ 633nm, Both Faces Surface Quality: 40-20 Per Mil-PRF-13830, Both Faces Surface Rougness: < 50 Angstroms RMS, Both Faces Clear Aperture: Central 0.445" Diameter, Both Faces Material Type / Quality: Sapphire, Optical Grade Crystallographic Orientation: c-Plane Marking: OD Surface Marked with Actual Wedge Measurement Coating: None, Not Required