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Mamiya Lens Conversions

See our range of Mamiya-Sekor lens conversions. To see if we can rehouse your Mamiya lens, please contact us.

Van Diemen lens conversions all provide excellent close-focussing capabilities. The variable pitch lens movement of our patented Wireform™ system provides a smooth, consistent movement throughout the entire focus range.

All Van Diemen Mamiya conversions are now supplied with dual iris scales, PL mount and a uniform 114mm diameter as standard features. Larger diameters and other mounting options are available on request

35mm

Mamiya-Sekor CN 35mm F3.5. IWF, PL Conversion


£4,100.00 This conversion of the Mamiya-Sekor CN 35mm F3.5 uses our patented variable-pitch Inverted Wireform™ focusing system to provide a very smooth and linear movement with excellent close-focus capabilities. This lens fits full frame 24 x 36, has a fixed front diameter of 114mm and comes with an additional macro scale as standard. Lenses are supplied in PL mount as standard, with other options such as LPL available on request. SKU: 69535





45mm

Mamiya-Sekor CN 45mm F2.8. IWF, PL Conversion


£4,100.00 This conversion of the Mamiya-Sekor CN 45mm F2.8 uses our patented variable-pitch Inverted Wireform™ focusing system to provide a very smooth and linear movement with excellent close-focus capabilities. This lens fits full frame 24 x 36, has a fixed front diameter of 114mm and comes with an additional macro scale as standard. Lenses are supplied in PL mount as standard, with other options such as LPL available on request. SKU: 69545





55mm

Mamiya-Sekor CN 55mm F2.8. IWF, PL Conversion


£4,100.00 This conversion of the Mamiya-Sekor CN 55mm F2.8 uses our patented variable-pitch Inverted Wireform™ focusing system to provide a very smooth and linear movement with excellent close-focus capabilities. This lens fits full frame 24 x 36, has a fixed front diameter of 114mm and comes with an additional macro scale as standard. Lenses are supplied in PL mount as standard, with other options such as LPL available on request. SKU: 69555





80mm

Mamiya-Sekor CN 80mm F1.9. IWF, PL Conversion


£4,100.00 This conversion of the Mamiya-Sekor CN 80mm F1.9 uses our patented variable-pitch Inverted Wireform™ focusing system to provide a very smooth and linear movement with excellent close-focus capabilities. This lens fits full frame 24 x 36, has a fixed front diameter of 114mm and comes with an additional macro scale as standard. Lenses are supplied in PL mount as standard, with other options such as LPL available on request. SKU: 69580




Mamiya-Sekor CN 80mm F2.8. IWF, PL Conversion


£4,100.00 This conversion of the Mamiya-Sekor CN 80mm F2.8 uses our patented variable-pitch Inverted Wireform™ focusing system to provide a very smooth and linear movement with excellent close-focus capabilities. This lens fits full frame 24 x 36, has a fixed front diameter of 114mm and comes with an additional macro scale as standard. Lenses are supplied in PL mount as standard, with other options such as LPL available on request. SKU: 69581





110mm

Mamiya-Sekor CN 110mm F2.8. IWF, PL Conversion


£4,100.00 This conversion of the Mamiya-Sekor CN 100mm F2.8 uses our patented variable-pitch Inverted Wireform™ focusing system to provide a very smooth and linear movement with excellent close-focus capabilities. This lens fits full frame 24 x 36, has a fixed front diameter of 114mm and comes with an additional macro scale as standard. Lenses are supplied in PL mount as standard, with other options such as LPL available on request. SKU: 69511





150mm

Mamiya-Sekor CN 150mm F3.5. IWF, PL Macro conversion


£4,500.00 This conversion of the Mamiya-Sekor CN 150mm F3.5 uses our patented variable-pitch Inverted Wireform™ focusing system to provide a very smooth and linear movement with excellent close-focus capabilities. This lens fits full frame 24 x 36, has a fixed front diameter of 114mm and comes with an additional macro scale as standard. Lenses are supplied in PL mount as standard, with other options such as LPL available on request. SKU: 69515





210mm

Mamiya-Sekor CN 210mm F4.0. IWF, PL conversion


This conversion of the Mamiya-Sekor CN 210mm F4.0 uses our patented variable-pitch Inverted Wireform™ focusing system to provide a very smooth and linear movement with excellent close-focus capabilities. This lens fits full frame 24 x 36, has a fixed front diameter of 114mm and comes with an additional macro scale as standard. Lenses are supplied in PL mount as standard, with other options such as LPL available on request. Please note that this conversion will be housed in our extended-body design, for which an image is currently unavailable. The extended-body will look slightly longer than the lens depicted in the image, with the same design concept. SKU: 69521