Slit Lamp Reichert Xcel 700 / Phoropter / Auto Refractor / Tonometer. The XCEL 700 combines traditional design with superior optics to exceed your expectations. With up to 40X magnification, the XCEL 700 provides exceptional detail and clarity. When you demand the best, the XCEL 700 is the slit lamp of choice. For more details and pictures please contact us.