NAVIGATION
Sapphire sphere; diameter(mm), 1.00; grade 25
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Sapphire sphere; diameter(mm), 0.50; grade 25
CAS: ---
Sapphire sphere; diameter(in), 1/32" (0.794mm), grade 25
CAS: ---
Ruby sphere; diameter(mm), 0.50; grade 25
CAS: ---
Germanium Optical Window, 50.8mm (2.0in) dia x 2mm (0.08in) thick
CAS: 7440-56-4
Sodium chloride crystal optic rectangle, 38.5mm x 19.5mm x 4mm, polished both sides
CAS: 7647-14-5