Features: A1
Focusing construction
Connectiong objective: DIA 76mm
Connectiong pillar: DIA 25mm/32MM
Adjustable distance:50mm
Easy Large-Sized Focusing Knobs on Both Sides of Focusing Holder
Steel Gears on Focusing Holder
Standard Size Focusing Holder - Will Fit Scope Heads with Diameter of 76mm
Features: A3
Diameter of annular ring maintaining microscope head: 76mm
Tail connection diameter:16mm
Adjustable distance:50mm
Packing including:
1 x Microscope Adjusting Bracket