The MRS100 Port Type UIII is exclusively for Canon EF100mm f/2.8L Macro IS USM.
INON unique MRS system compatible utilizing magnetic attraction enabling you to rotate the lens barrel as like operating the lens on land to control manual focusing smoothly. The port edge has a screw mount where INON UCL-330 close-up lens or UCL-165M67 close-up lens can be directly attached.
Canon EF 100mm F2.8L Macro IS USM
* Optional Magnet Ring is required for manual focusing.
|Function / Efficiency|
|Depth rating||75m / 246 ft.|
|Wet Lenses||M67 Thread (67mm) build-in|
|Dimensions||104 x 111.9mm / 4.1 x 4.4in, (DIA x L) 114.5 x 111.9mm / 4.5 x 4.4in, (DIA x L) (incl. MRS Control Ring)|
|Weight||335g / 11.8oz
464g / 16.4oz (incl. MRS Control Ring)
|Materials||Corrosion-resistant aluminum alloy (anodized) + Tempered glass (multi-coated)|