The port lineup for the Seatool 40D:
| Lens | Dedicated Port |
Modual Port System | Lens Gear |
Diopter | ||
| Port Lens | Ext. Ring | Port Base | ||||
| Canon Lenses | ||||||
| Canon EF-S 10-22mm f/3.5-4.5 USM | SLDPM-170F (Dome) |
SLPME-35 | SLPMB-30 | SLGB-10/22UZC | 77mm +2 | |
| Canon EF 15mm f/2.8 Fisheye |
SLDPM-170F | SLGB-15C | ||||
| Canon EF-S 17-85 USM | ||||||
| Canon EF-S 18-55mm f/3.5-5.6 USM | SLPM-75 | SLGB-18/55 | ||||
| Canon EF 28-200 USM | SLWPM-135 (FlatWide) |
SLPME-50 | SLPMB-30 | SLGB-28/200ZC | ||
| Canon EF 28-200 USM (Vignettes at Wide Position) |
SLPML-40 | SLPME-80 | SLPMB-15 | SLGB-28/200ZC | ||
| Canon EF-S 60mm f/2.8 Macro USM | SLPM-75 | SLGB-60U | ||||
| Canon EF 100mm f/2.8 Macro USM | SLPM-110 | SLGB-100U | ||||
| Canon EF 100mm f/2.8 Macro | SLPML-40 | SLPME-80 | SLPMB-30 | SLGB-100A | ||
| Sigma Lenses | ||||||
| Sigma DC 17-70mm Lens | SLWPM-135 | SLPME-35 | SLPMB-30 | SLGB-S17/70Z | ||
| Sigma 50mm DG Macro Lens | SLPML-40 | SLPME-20 | SLPMB-15 | |||
| Sigma 70mm DG Macro Lens | SLPML-40 | SLPME-80 | SLPMB-30 | |||
| Tokina Lenses | ||||||
| Tokina 10-17mm Fisheye | SLDPM-170F | SLPMB-30 | SLGB-TF10/17ZC | |||