Check the listing for details. Burton 2020 Lensmeter. Condition: Used. Listed at 399.99 USD. Small viewer on top is chipped with cracked frame but still functional. See last pictures. The Burton Lensmeter 2020 is well suited for measuring soft and hard contact lenses as well as conventional spectacle lenses. The Burton Lensmeter 2020 is a compact deluxe model with a full 90 degree inclination, which facilitates the measurement of contact lenses when used in the vertical position. Standard equipment on the 2020 includes such deluxe features as a prism compensator, external power and axis readings, and an American-style cross-line target. The oversized lens table permits the measurement of conventional lenses from 30 to 90 millimeters in diameter. The instrument is well suited for laboratory or office use. Burton Lensmeter Features Full 90-degree inclination Prism compensator External power and axis readings American-style cross-line target Acceptable for laboratory use Incomparable construction Discriminating optics Will readh hard or soft contact lenses and conventional lenses from 30 mm through 90 mm in diameter Shipping to lower 48 only