Custom Mattebox Clamp-On Ring / Donut

A custom-fit adapter ring designed to eliminate glare and light spill while still allowing the use of circular filters. Precisely made for a seamless, secure fit, ensuring optimal light control without unnecessary bulk.

Key Features:

✔ Custom Fit for Your Lens – Tailored to your exact lens dimensions for a flawless, glare-free connection.
✔ Compatible with Circular Filters – Unlike standard clamp-on adapters, this allows you to continue using screw-on filters.
✔ Effortless Installation – Snaps on and off easily, making setup quick and hassle-free.
✔ High-Quality & Durable – Crafted with the same precision and attention to detail as our Follow Focus Rings for a perfect fit and long-lasting performance.
✔ Cost-Effective & Versatile – More affordable and adaptable than other options on the market.

🛑 Ordering the "Custom" Variation?
You need to measure the following:
1. Lens front diameter
2. Mattebox opening diameter
3. Required Thickness / Height
Be sure to measure the actual front diameter of your lens—filter thread size alone will not work!