Wyssen MI 4007 Universal Compass Wyssen MI 4007 Universal Compass Meridian Suspension for Pendulum Measuring Instruments Meridian Suspension for Pendulum Measuring Instruments MC 1004 Clinometer MC 1004 Clinometer Meridian Tripod Attachment for a Prism Compass Meridian Tripod Attachment for a Prism Compass Meridian Tripod Meridian Tripod MS-8801 Simple Monopod MS-8801 Simple Monopod Meridian Pole Tripod with Rotatable Head Meridian Pole Tripod with Rotatable Head MK-2001 Prismatic Compass MK-2001 Prismatic Compass Meridian Suspension Ring and Threaded Bracket Meridian Suspension Ring and Threaded Bracket