Mini 360 graden prism

Similar to the Leica RTC101. Available in silver and copper-coated.

Prism constant -4.4 (Leica +30)

Option: a protective case with a 5/8 thread on the top and bottom

This housing is made of polyacetal, a material that is resistant to extremely high and low temperatures. Moisture-resistant and with a coefficient of expansion of only 1 mm per meter per 10 degrees temperature difference.