| M58×0.75 Extension Tubes | ||||
| Item No | Description | Outer diameter | extension range | Image |
| FIFO-ADM58E10 | M58X0.75 to M58X0.75 | 61mm | 10mm |  |
| FIFO-ADM58E25 | M58X0.75 to M58X0.75 | 61mm | 25mm |  |
| M42×1 Extension Tubes | ||||
| Item No | Description | Outer diameter | extension range | Image |
| FIFO-ADM42E5 | M42x1 | 5mm | 50mm |  |
| FIFO-ADM42E34.5 | M42x1 | 50mm | 34.5mm |  |
| FIFO-ADM42E38.5 | M42x1 | 50mm | 38.5mm |  |