LT6-900N Meridian Level-Transit - Meridian Level-Transit with Horizontal Circle 22X Level Transit. Accuracy of 1/4-in at 75-ft with up to 200 feet range Horizontal circle. Lock lever. Vertical arc. Clamp and tangent screws. Ruggedly built and time-proven, handles both horizontal and vertical light construction jobs. Also includes: plumb bob, carrying case. Ruggedly built and time-proven, the LT6-900 accurately handles both horizontal and vertical light construction jobs. Graduated Circle -Reads to single degrees and to 1/4 degree (15 minutes) by vernier. Vertical Arc-Reads to degrees (0-45degrees). Clamp and Tangent Screws (Horizontal and Vertical)-Provide precise telescope movement control. Reliable Lock Lever-Provides positive 3-point leveling action when the instrument is used as a level. Built-in Sunshade and Precision Lenses-Ensure clear, accurate sightings.