Nikon Diaphot 200 / 300 Microscope 6-Position 6-Place Objective Nosepiece TurretNikon Diaphot 200 300 Microscope 6Position Objective Nosepiece Turret A precisionmachined, motorized nosepiece compatible with Nikon Diaphot inverted microscopes. It holds up to six objectives, enabling rapid, repeatable swapping under computer or joystick control for livecell imaging workflows. Key Specifications Compatibility: Nikon Diaphot 200 and 300 series Capacity: 6 objective positions (DIN thread) Rotation: Motordriven indexing with 0. 1