Is there a table/formula for extension tube calculations?: Fujifilm X System / SLR Talk Forum: Digital Photography Review
![Recent macro creation with the extension tubes for the RB67 and a support rig from smallrig. : r/AnalogCommunity Recent macro creation with the extension tubes for the RB67 and a support rig from smallrig. : r/AnalogCommunity](https://preview.redd.it/recent-macro-creation-with-the-extension-tubes-for-the-rb67-v0-ad4yiv9n4ay81.jpg?auto=webp&s=7b66b74afdbf51de5389e147293e4c27dfe0100b)
Recent macro creation with the extension tubes for the RB67 and a support rig from smallrig. : r/AnalogCommunity
![3pcs Macro Extension Tube Set Auto Focus Ring 35mm Slr Lens Parts Compatible For Canon Ef Ef s Lens| | - AliExpress 3pcs Macro Extension Tube Set Auto Focus Ring 35mm Slr Lens Parts Compatible For Canon Ef Ef s Lens| | - AliExpress](https://ae01.alicdn.com/kf/S292ff3e253624b0882939c46f923aa98n/3pcs-Macro-Extension-Tube-Set-Auto-Focus-Ring-35mm-Slr-Lens-Parts-Compatible-For-Canon-Ef.jpg_Q90.jpg_.webp)
3pcs Macro Extension Tube Set Auto Focus Ring 35mm Slr Lens Parts Compatible For Canon Ef Ef s Lens| | - AliExpress
![Macro Reproduction Ratios - Nikkor Z 105mm and Nikkor 60mm with Extension Tubes - WildLight Photography Macro Reproduction Ratios - Nikkor Z 105mm and Nikkor 60mm with Extension Tubes - WildLight Photography](https://www.tonywhitehead.com/wildlight/wp-content/uploads/2021/07/MacroWorkingDistance-Nikkor60mm36mm-5.jpg)