The 58 to 80mm Wooden Camera Step-Up Ring for Zip Box Pro Matte Box adapts lenses with a 58mm front filter threads to an 80mm outer diameter surface. This 0.2" thick surface allows you to clamp a Zip Box Pro matte box with an 80mm clamp on back onto your lens.

Adapts Lenses with 58mm Front Threads    Provides 0.2" Thick Clamping Surface

Related Questions and Answers

Q: 1. can I use the Swing-Away version for clamp on?

A: Yes, you can use the Wooden Camera Zip Box Pro 4 x 5.65" Matte Box (Swing-Away) as a clamp-on matte box. The clamp-on Zip Box Pro attaches directly to the front of a lens using dedicated backs of 114, 110, 104, 100, 95, 87, 85, and 80mm.

Q: 2. can you remove the swing away arm and use it as clamp on matte box?

A: Yes, the Wooden Camera Zip Box Pro 4 x 5.65" Matte Box (Swing-Away) can be converted to a clamp-on matte box using an interchangeable back, such as the Wooden Camera Clamp-On Back for Zip Box Pro 4 x 5.65" Matte Box (80mm), B&H # WO267600.

Q: 3. When using the Zip Box Pro 4.5" Round Filter Stage, is there still space for two more 4 x 5.65" filters?

A: Yes, the Wooden Camera Zip Box Pro 4 x 5.65" Matte Box (114mm, Clamp-On) can accommodate 3 stages total.

Q: 4. Can you use 4x4 filters in this matte box?

A: This Matte Box is designed for 4 x 5.65" filters. It will not hold a 4 x 4 filter.

Q: 5. How to use cpl filter？

A: A CPL filter such as a Schneider 4 x 5.65" One-Stop Rectangular Circular Polarizer Filter would work with this matte box, but unfortunately you will not be able to rotate the filter. https://www.bhphotovideo.com/c/product/1278304-REG/schneider_68_015156_4_x_5_65_one_stop.html

Q: 6. Can the top flag be removed via quick release?

A: The Wooden Camera Zip Box Pro 4 x 5.65" Matte Box (Swing-Away) uses its own proprietary 15mm quick release rod attachment for the top flag.

Q: 7. How many filter trays does it include?

A: Two

Q: 8. can I screw another filter in it?, I need to use 77 filters in 49 lens

A: All rings adapt to an 82mm thread size, so you would not be able to use 77mm filters, only 82mm.

Q: 9. will this fit a canon rf 28-70 f2 lens?

A: Yes, the Wooden Camera Zip Box Pro 4 x 5.65" Matte Box (104mm, Clamp-On) can be mounted to the Canon RF 28-70mm f/2 L USM Lens (95mm front filter size) using the Wooden Camera Clamp-On Back for Zip Box Pro 4 x 5.65" Matte Box (95mm)(sold separately). See: https://bit.ly/3mNFlnn

Q: 10. Does the 87mm clamp-on fit with the Sigma 24-70mm f/2.8 DG DN Art Lens for Sony E?

A: No, the Wooden Camera Zip Box Pro 4 x 5.65" Matte Box (87mm, Clamp-On) will not fit around the Sigma 24-70mm f/2.8 DG DN Art Lens for Sony E's 87.8mm outer diameter. Instead, I recommend using a mate box that can mount to the lens using the lenses 82mm front filter thread.