Extension Ring S
JAN code : 4562121430334
In combination with the Dome Port 2, "Tokina AT-X107DX Fisheye" /
"Sigma/10mm F2.8 EX DC FISHEYE HSM" lens are supported.
Effective length: 13mm (0.5in)
Weight: 58.3g (2.1oz) [air]
Material: Corrosion-resistant aluminum alloy (rigid black alumite)
Extension Ring 18
JAN code : 4562121435872
Compatible with Kenko teleconverter "TELEPLUS HD DGX 1.4X Canon EOS", "1.5X Teleplus MC4 DG for Canon" and "1.5X Teleplus SHQ for Canon".
In combination with the "Dome Port 2" or "Dome Port 115", "Canon EF8-15 F4L Fisheye USM" lens is supported.
In combination with the "Pancake Port", "Canon EF-S35mm F2.8 Macro IS STM" lens is supported.
Effective Length: 18mm (0.7in)
Weight: 83.1g (2.9oz) [air]
Material: Corrosion-resistant aluminum alloy (rigid black alumite)
Extension Ring M
JAN code : 4562121430310
In combination with the "MRS100 Port Type S", "Canon EF180mm F3.5L Macro USM" lens is supported.
In combination with the "Dome Port 2" / "Extnsion Ring 36" or "Dome Port 115" / "Extnsion Ring 36", "Canon EF16-35mm F2.8L II USM" lens is supported.
Effective length: 31mm (1.2in)
Weight: 115.3g (4.1oz) [air]
Material: Corrosion-resistant aluminum alloy (rigid black alumite)
Extension Ring 36
JAN code : 4562121435896
Compatible with Kenko teleconverter "TELEPLUS HD DGX 2.0X Canon EOS", "Teleplus MC7 AF 2.0X DGX for Canon EOS", "2X Teleplus MC7 DG for Canon" and "1.5X Teleplus MC7 for Canon".
In combination with the "Dome Port 2" or "Dome Port 115", "Canon EF-S10-18mm F4.5-5.6 IS STM" lens is supported.
In combination with the "Dome Port 2" / "Extnsion Ring M" or "Dome Port 115" / "Extnsion Ring M", "Canon EF16-35mm F2.8L II USM" lens is supported.
Effective Length: 36mm (1.4in)
Weight: 135.1g (4.8oz) [air]
Material: Corrosion-resistant aluminum alloy (rigid black alumite)
Extension Ring L
JAN code : 4562121430303
Extension Ring 81
JAN code : 4562121435919
MF EXT. Ring M (w/o control ring)
JAN code : 4562121430327
In combination with the "Dome Port 2", "Canon EF20mm F2.8 USM" lens is supported.
Effective Length: 3.15mm (1.2in)
Material: Corrosion-resistant aluminum alloy (rigid black alumite)
*[MF Port] series ("MF Standard Port 2"/ "MF Wide Port"/ "MF Flat Port") and "MF EXT. Ring M" are not compatible with "Extension Ring" other than "MF EXT. Ring M".