Jobo Style Format Holder for ULF film processing
For Jobo 3063 20x24drum and others like the 3062.
There is a 2 week lead time to make the mats.
Contact Us for more information.
Format film inserts have a 1 year warranty against manufacturing defects.
For warranty service, it must be returned to us.
Mat sizes we currently have patterns for:
8x10" ** 7x17" **
11x14" * 14x17" *
8x20" ** 12x20" *
16x20" * 20x20" *
* Capable of holding a single sheet of film on one mat
** Capable of holding 2 sheets of film on one mat
Price:
$250.00 per mat
25% off for 2+
Custom sizes available:
$350.00
Note we will need at least one sheet of film, processed or unprocessed to base a pattern off of.
The Essential Custom Insert for the Jobo 3063 ULF Drum
Context: Perfecting the Industry Standard
For photographers working with Ultra-Large Format (ULF) film, the Jobo 3063 drum is the benchmark choice—it is widely considered the highest quality, ULF-capable processing drum available, meaning most serious ULF shooters are already using it. However, the 3063 is fundamentally designed as a print drum (for rigid paper). Its internal construction, featuring ribs and channels, creates significant artifacts when adapted for flexible film.
Jobo's original mats were an attempt to solve this, but they are discontinued and were inconsistently viewed as helpful. This custom-made insert moves beyond preference by offering technical solutions that finally perfect the 3063 for ULF film.
Precision Engineering Solves Core Design Flaws
This custom mat’s value is in its reliable ability to correct the inherent structural flaws of the print drum:
• Eliminates Internal Construction Issues: The mat successfully holds the ULF film off the internal ribs and channels of the Jobo drum. This critical function directly prevents the film's base from contacting the drum's structure, eliminating the creation of recurring base marks.
• Prevents Bromide Drag: By securing the film sheet in a precise environment, the mat ensures continuous fluid movement across the emulsion. This flow stability eliminates bromide drag and streaks caused by developer fluid getting trapped or stagnant in the drum's paper channels.
The Advantage of Custom Fit and Flawless Fluid Dynamics
The quality of this custom solution lies in its specialized design and precision:
• Perfect, Secure Fit: The mat is custom-made to the actual size of the film sheet. This perfect fit prevents any slippage or movement during agitation, which is necessary for consistent results in such a high-end workflow.
• Flawless Fluid Flow: The mat's construction is specifically designed to allow processing fluids to get evenly behind each sheet. This optimized fluid geometry ensures that the developer is uniformly supplied across the entire film plane, leading to truly even development from edge to edge.
Conclusion: Necessary for ULF Perfection
This custom insert is not a luxury; it is the necessary piece of engineering that takes the Jobo 3063—the best ULF-capable drum—and corrects its core design limitations for film. It delivers a guaranteed fix for base marks and bromide drag, resulting in the highest possible level of development quality and consistency for ULF negatives.
Context: Perfecting the Industry Standard
For photographers working with Ultra-Large Format (ULF) film, the Jobo 3063 drum is the benchmark choice—it is widely considered the highest quality, ULF-capable processing drum available, meaning most serious ULF shooters are already using it. However, the 3063 is fundamentally designed as a print drum (for rigid paper). Its internal construction, featuring ribs and channels, creates significant artifacts when adapted for flexible film.
Jobo's original mats were an attempt to solve this, but they are discontinued and were inconsistently viewed as helpful. This custom-made insert moves beyond preference by offering technical solutions that finally perfect the 3063 for ULF film.
Precision Engineering Solves Core Design Flaws
This custom mat’s value is in its reliable ability to correct the inherent structural flaws of the print drum:
• Eliminates Internal Construction Issues: The mat successfully holds the ULF film off the internal ribs and channels of the Jobo drum. This critical function directly prevents the film's base from contacting the drum's structure, eliminating the creation of recurring base marks.
• Prevents Bromide Drag: By securing the film sheet in a precise environment, the mat ensures continuous fluid movement across the emulsion. This flow stability eliminates bromide drag and streaks caused by developer fluid getting trapped or stagnant in the drum's paper channels.
The Advantage of Custom Fit and Flawless Fluid Dynamics
The quality of this custom solution lies in its specialized design and precision:
• Perfect, Secure Fit: The mat is custom-made to the actual size of the film sheet. This perfect fit prevents any slippage or movement during agitation, which is necessary for consistent results in such a high-end workflow.
• Flawless Fluid Flow: The mat's construction is specifically designed to allow processing fluids to get evenly behind each sheet. This optimized fluid geometry ensures that the developer is uniformly supplied across the entire film plane, leading to truly even development from edge to edge.
Conclusion: Necessary for ULF Perfection
This custom insert is not a luxury; it is the necessary piece of engineering that takes the Jobo 3063—the best ULF-capable drum—and corrects its core design limitations for film. It delivers a guaranteed fix for base marks and bromide drag, resulting in the highest possible level of development quality and consistency for ULF negatives.
Note that we are not affiliated with JOBO International GmbH or the former Jobo USA.
We purchased some of their liquidated parts, manuals etc after they shutdown operations.
Jobo, 3063, Format and other copyrights and trademarks belong to JOBO International GmbH
We purchased some of their liquidated parts, manuals etc after they shutdown operations.
Jobo, 3063, Format and other copyrights and trademarks belong to JOBO International GmbH