The CST-305R reflectorless total station is 5-second angle accuracy. It provides precise measurement up to 9,842-ft (3000m) with a single prism and 660-ft (200m) without a prism. The 30x powered instrument has a field of view of 1°30' with a minimum focus of 1.3m.

Data input is convenient. A dual-sided, four line LCD display is easy to read. The alpha/numeric keyboard is easy to use and program. The CST-305R has the added feature of three onboard language choices for multi-lingual environments. Offering improved productivity, the CST-305R features powerful 0n-board software in addition to the freedom of prism-less measurement.

Transferring measurements is simple with the versatility of data transfer the CST-305R provides. A SD card slot built into the unit is convenient for use in the field and offers nearly unlimited storage of measurements. Data can easily be downloaded from the instrument to a computer through a USB port, RS-232 port or with a separate card reader. With the CST-305R you can even transfer data wirelessly in the field through a PDA with a SD card slot.

The CST-305R Reflectorless Total Station features water-resistant housing and are powered by an on-board battery. All the components that accompany the instrument fit into a rugged carrying case. The CST-305R comes with a two year warranty.