NAVIGATION
Sapphire sphere; diameter(mm), 1.25; grade 25
CAS: ---
Sapphire sphere; diameter(mm), 1.00; grade 25
CAS: ---
Sapphire sphere; diameter(mm), 0.50; grade 25
CAS: ---
Gallium arsenide Optical Window, 25.4mm (1.0in) dia x 1mm (0.04in) thick
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