Infrared associates,MCT-3.5-TE2-0.25,MCT-3.5-TE2-1.00,MCT-4.5-TE2-0.25,MCT-4.5-TE2-1.00,热电冷却HgCdTe (MCT),热电冷却光电导HgCdTe (MCT)探测器