Reference Materials

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REF-Al2O3-2Side		Al2O3 with untreated backside for two-interface reference
REF-Al-3mmSubstrate		High-Reflectance Al reference
REF-BK7		1½" X 1½" BK7 reference material for reflectance
REF-Fused Silica-2Side		Fused silica with untreated backside for two-interface reference
REF-Si-2		2" bare silicon reference wafer
REF-Si-4		4" bare silicon reference wafer
REF-Si-6		6" bare silicon reference wafer
REF-Si-8		8" bare silicon reference wafer
BG-Microscope		Small anti-reflector for taking background on microscope-based systems
BG-Stage		Anti-reflector for taking background on stage-based systems