NAVIGATION
Aluminum oxide substrate, 10x10x1mm, polished two sides, R plane
Magnesium oxide substrate, 10x10x0.5mm, polished two sides, 100 orientation
Magnesium oxide substrate, 10x10x1mm, polished two sides, 100 orientation
Strontium titanium oxide substrate, 5x5x1mm, polished two sides, 100 orientation
Aluminum oxide substrate, 12.7x12.7x1mm, polished one side, M plane
Aluminum oxide substrate, 12.7x12.7x1mm, polished one side, R plane