Focus mount E arm 76mm 16mm focusing rack of microscope tension

FR7616 E arm Adaptor 16mm for 
boom stands or articulating arm stands

描述

E-Arm Focus mount
Focus Mount Hole Diameter   15.875mm
Focus Mount Ring Diameter   76mm
Focus Mechanism    Rack & Pinion with Tension Control
Focus System   Coarse & Fine
Focusing Distance   50mm in vertical direction
With coarse focus adjustment
E-Arm Focus mount with 76mm diameter ring with 15.875mm (5/8″) adapter can be mounted on any of our boom stands or articulating arm stands, and features Rack & Pinion coarse focus adjustment. 50mm focusing distance in vertical direction.
76mm 16mm E arm focus rack mount focusing bracket

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