Adjustable Iris Aperture Diaphragm 1.5-23mm 12 Blades F Microscope Lens Adapter - Optical Instruments Digital Microscope - 1x Adjustable Ignition Coil Tester

Description

Optical Instruments Digital Microscope - ●This paragraph amplifying diameter 1.5-23MM Material for metal, reliable performance. Durable. Material: Metal Color: Black Adjustable Iris Aperture Diaphragm 1.5-23mm 12 Blades F Microscope Lens Adapter - Optical Instruments Digital Microscope - 1x Adjustable Ignition Coil Tester Specification: Material: Metal Color: Black D MIN:1.5mm D MAX: 23mm ØA: 37mm T(Thickness): 7.1mm Package includes:  1 pcs Aperture Diaphragm