Tympanometer

What is the numerical aperture (NA) of these objectives

The blunt electrodes are dark grey and the sharp electrodes are white

The light head can be adjusted to focus on specific areas

Dimensions: 1

Leisegang LM 900 Cryosurgery System (Used) Midmark TympanometerLeisegang LM 900 Cryosurgery System Certified The Leisegang LM 900 Cryosurgery System is the right unit for a busy practice. The calibrated, easy to read pressure gauge helps reduce the number of repeat procedures. A solid brass gas manifold offers added safety. The lightweight body is designed for improved clinical visibility and less muscle fatigue, while the molded console protects the internal system components. A wide variety of probe tips,