Table 4. RA optical properties

Component	Surface finish	BOL		EOL
		α	ε	α	ε
Motor case	Bare aluminum	0.17	0.05	0.25	0.04
Actuators (Heater locations)	Black kapton tape	0.50	0.15	0.55	0.10
Actuators (elsewhere)	Bare aluminum	0.17	0.05	0.25	0.04
	Bare stainless steel	0.32	0.14	0.56	0.10
	Bare titanium	0.50	0.15	0.55	0.10
Arm tubes	Bare aluminum	0.17	0.05	0.25	0.04
Flex cable	Kapton	0.80	0.80	0.80	0.80
Fittings	Bare aluminum	0.17	0.05	0.25	0.04
	Bare titanium	0.50	0.15	0.55	0.10
Base plate	Black kapton tape	0.50	0.15	0.55	0.10
TECP (thermal and electrical conductivity probe)	Clear anodized aluminum	N/A	N/A	N/A	N/A
RAC (robotic arm camera)	Alodined aluminum	0.50	0.10	0.50	0.10
Scoop	Black anodized aluminum	0.53	0.82	0.67	0.87

BOL, begin of life; EOL, end of life; N/A, not applicable.