A stage (100, 100M) configured to hold thereon an inspection object having an electronic device pressed against a contact terminal of a probe card of an inspection apparatus by applying a load, and including a first cooling plate including a first coolant flow path formed in the first cooling plate, a heating source mounted on the first cooling plate and configured to heat the inspection object, and a transmission member installed on the heating source and configured to transmit light output from the heating source; the stage (100, 100M) being characterized by: a second cooling plate installed on the transmission member, including a placement surface configured to vacuum-suction the inspection object and a second coolant flow path (161A, 162A), made of ceramic, and subjected to a mirror polishing process on the placement surface; and a heat absorption film installed on a bottom surface of the second cooling plate and formed by applying a water-based paint or a fluororesincontaining ceramic powder having water resistance and heat resistance, wherein the placement surface of the second cooling plate has a maximum height (Rmax) of the surface roughness of 0.025 μm to 0.2 μm, wherein the second coolant flow path (161A, 162A) is formed inside the second cooling plate, wherein the second cooling plate has a thickness of 3 mm to 10 mm, and wherein the ceramic forming the second cooling plate is silicon carbide, a composite material of silicon carbide and silicon, or aluminum nitride. a heating source mounted on the first cooling plate and configured to heat the inspection object, and a transmission member installed on the heating source and configured to transmit light output from the heating source; the stage (100, 100M) being characterized by: a second cooling plate installed on the transmission member, including a placement surface configured to vacuum-suction the inspection object and a second coolant flow path (161A, 162A), made of ceramic, and subjected to a mirror polishing process on the placement surface; and a heat absorption film installed on a bottom surface of the second cooling plate and formed by applying a water-based paint or a fluororesincontaining ceramic powder having water resistance and heat resistance, wherein the placement surface of the second cooling plate has a maximum height (Rmax) of the surface roughness of 0.025 μm to 0.2 μm, wherein the second coolant flow path (161A, 162A) is formed inside the second cooling plate, wherein the second cooling plate has a thickness of 3 mm to 10 mm, and wherein the ceramic forming the second cooling plate is silicon carbide, a composite material of silicon carbide and silicon, or aluminum nitride. a second cooling plate installed on the transmission member, including a placement surface configured to vacuum-suction the inspection object and a second coolant flow path (161A, 162A), made of ceramic, and subjected to a mirror polishing process on the placement surface; and a heat absorption film installed on a bottom surface of the second cooling plate and formed by applying a water-based paint or a fluororesincontaining ceramic powder having water resistance and heat resistance, wherein the placement surface of the second cooling plate has a maximum height (Rmax) of the surface roughness of 0.025 μm to 0.2 μm, wherein the second coolant flow path (161A, 162A) is formed inside the second cooling plate, wherein the second cooling plate has a thickness of 3 mm to 10 mm, and wherein the ceramic forming the second cooling plate is silicon carbide, a composite material of silicon carbide and silicon, or aluminum nitride.