Otoscope with Fiber Optic (F.O.) illumination constructed of light, high-impact polycarbonate. Fiber Optic Illumination. Ensures homogeneous, very bright illumination and an unobstructed view of the ear canal and tympanum. Polycarbonate construction. Shock-resistant. XHL Xenon Halogen Technology. Extremely bright, white light. Acrylic viewing window with 3 x magnification. Sharply-focused distortion- free image. Swivelling viewing window built into instrument. Useful for instrumentation, cannot be mislaid. Insufflation port. Reliable test of tympanic mobility.