Camera adapter ring for C mount camera
Mount Adapter Rings Explained: Simple Solutions for Using Different Lenses on C-Mount Cameras
| P/N | Description | Compatible Lens | Compatible Camera | Picture |
| NP8254 | Mount Adapter Ring NIK-C | Nikon/Nikkor F Mount Lens | C mount camera | https://tf.jdy.com/fileserver/jdyattachmentimage/1667279785427746831/791124919374/1667279785427746831/pulic/imageList/j0WGYFBaqyPYJ83Qm1/NP8254_b_thumbnails_scalePic.jpg |
| NP8428 | Mount Adapter Ring B4-C | 2/3"B4 Camecorder Lens | C mount camera | https://tf.jdy.com/fileserver/jdyattachmentimage/1667279785427746831/791124919374/1667279785427746831/202508/0e7f75/pulic/imageList/EcG2pwIUjhpOLA2dL7/NP8428_g_thumbnails_scalePic.jpg |
If you’ve ever found the perfect lens but realized it doesn’t match your camera mount, you’re not alone. This is one of the most common problems photographers and video professionals face. Luckily, mount adapter rings are a simple and cost-effective solution.
Today, we’ll take a closer look at two popular adapter rings designed for C-mount cameras:
NP8254 – Nikon F Mount to C-Mount Adapter
NP8428 – B4 Mount to C-Mount Adapter
Both products help users connect professional lenses to C-mount cameras without complicated modifications.
NP8254 – Nikon F Mount Lens to C-Mount Camera Adapter

TheNP8254 Mount Adapter Ring allows you to use Nikon / Nikkor F-mount lenses on a C-mount camera.
This is a great option for users who already own high-quality Nikon lenses and want to reuse them on industrial cameras, machine vision systems, or compact imaging setups.
Why choose this adapter?
Makes full use of classic Nikon F-mount lenses
Saves money by avoiding the purchase of new lenses
Ideal for testing, inspection, and experimental imaging
Simple mechanical design, easy to install
This adapter is especially popular among engineers, lab users, and imaging hobbyists who want flexibility without extra cost.
NP8428 – B4 Lens to C-Mount Camera Adapter

TheNP8428 Mount Adapter Ring is designed to connect 2/3” B4 mount camcorder lensestoC-mount cameras.
B4 lenses are commonly used in broadcast and professional video production. With this adapter, users can repurpose high-end camcorder lenses for C-mount camera systems.
Key advantages:
Supports professional 2/3” B4 lenses
Ideal for broadcast, studio, or specialty video applications
Helps extend the life of expensive camcorder lenses
Solid and stable connection for professional use
This adapter is often chosen by video professionals transitioning to compact or industrial camera systems.
Will these adapters affect image quality?
In general, no optical elements are added, so image quality depends mainly on the lens itself. However, edge vignetting or crop may occur depending on sensor size.
Do these adapters support autofocus or electronic control?
No. These are purely mechanical adapters. Autofocus, electronic aperture control, and image stabilization will not work. All settings must be adjusted manually.
Can I use these adapters for video recording?
Yes. Many users successfully use these adapters for video, especially in industrial, broadcast, and testing environments. Just keep in mind that focus and aperture are manual.
Are these adapters easy to install?
Absolutely. Installation is straightforward:
Attach the adapter to the lens
Mount the combined unit onto the C-mount camera
No tools or special skills are required.
Who are these adapters best for?
These products are ideal for:
Industrial camera users
Machine vision projects
Broadcast and video professionals
Labs, research facilities, and imaging enthusiasts
Mount adapter rings like NP8254andNP8428 are simple but powerful tools. They help bridge the gap between different lens systems and camera mounts, giving users more flexibility and better return on their existing equipment. If you already own Nikon F-mount or B4 lenses and use a C-mount camera, these adapters are a practical and budget-friendly choice that keeps your workflow smooth and efficient.