Topcon DT-200 Series Digital Theodolite
The Topcon DT-200 series integrates the same high-quality advanced absolute circle reading technology found in Topcon's high-performance total station products for more accurate field calculations; and they continue to deliver the highest quality optics and electronics you expect to find in Topcon theodolites. Topcon DT-200 Series Features: Long Battery Life Waterproof and Dustproof Digital Theodolites