Optical Window Wavefront Pressure Calculator
Optomechanical pressure vessels & vacuum viewports: Compute center mechanical deflection ($w_0$), maximum surface tensile stress ($\sigma_{max}$), optical path difference (OPD in waves), and brittle fracture safety factor ($SF$).
Window Dimensions & Pressure Head
1.013 bar = 1 atm (full vacuum)
He-Ne red reference (632.8 nm)
Mechanical Deflection & Wavefront Aberration
Center Deflection w_0:
--
μm (sag under pressure)
Wavefront Distortion OPD:
--
waves (peak-to-valley)
Max Tensile Stress:
--
MPa
Rupture Safety Factor:
--
SF (brittle design)
Induced Focal Length:
--
meters (lens effect)
Structural Window Integrity
Flexural Rigidity D:
-- N·m
ASTM / ASME Window Standard:
--
Pressure Containment Status:
--
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