Metal Manual Focus Lens Adapter Ring for M42 Screw C Mount Lens To Fit for M4 3 Camera

Metal Manual Focus Lens Adapter Ring for M42 Screw C Mount Lens To Fit for M43 Camera

M42-C-NEX Black Aluminium Alloy Lens Adapter Ring for M42C Mount Camera Lens To for Sony NEX Mount

M42 C NEX Black Aluminium Alloy Lens Adapter Ring for M42 C Mount Camera Lens To for Sony NEX Mount Camera

Iris Aperture 1.5mm To 26mm ID 45mm OD M30 To M37 Aperture Diaphragm for Optical System Camera Microscope

Iris Aperture 1.5mm To 26mm ID 45mm OD M30 To M37 Aperture Diaphragm for Optical System Camera Microscope

C Mount To T2 5P9866B Screw Adapter Aluminum Alloy Camera Lens Mount Adapter Ring Photography Part

C Mount To T2 5P9866B Screw Adapter Aluminum Alloy Camera Lens Mount Adapter Ring Photography Part

1.5‑26mm Adjustable Metal Iris Diaphragm Aperture Condenser M42 To M42 Camera Lens Adapter

SCT Female To M48x0.75 Male Thread T Ring Adapter Telescope Converter Threads Conversion Adaptor

SCT Female To M48x0.75 Male Thread T Ring Adapter Telescope Converter Threads Conversion Adaptor

Microscope Objective Lens Adapter Ring Aluminum Alloy RMS Thread Adapter Ring for Camera Accessory

Microscope Objective Lens Adapter Ring Aluminum Alloy RMS Thread Adapter Ring for Camera Accessory

77mm Macro Reverse Adapter Ring and Rear Lens Mount Protection Ring for EF Mount 77mm Filter Thread

Telescope 2in T Mount Adapter and Camera Lens Adapter Ring for Pentax K Mount Camera

M56X0.75mm Female To M42X0.75mm T2 Male Thread Telescope Adapter 5P9937K Aluminum Alloy

M56X0.75mm Female To M42X0.75mm T2 Male Thread Telescope Adapter 5P9937K Aluminum Alloy

Focusing Helicoid Adapter M65 To M65 17‑31mm Aluminum Alloy Black Anodized Extinction Treatment

M42 EOS Mount Adapter Ring For Canon M42 Lens To EOS Camera Body

NEWYI M42‑M39 25‑55mm Camera Adjustable Focusing Helicoid Adapter Macro Extension Tube

Astronomical SCT Male Thread To M42x0.75 T2 Male Thread Telescope Adapter Converter