FreeDSM/Enclosure.md

 | Picture | Description|
 | ------ | ------ |
-| ![](img/E_parts.jpg) | The three standard pipe parts (cap, junction and 10.5cm of straight pipe|
+| ![](img/E_parts.jpg) | The three standard pipe parts (cap, junction and 10.5cm of straight pipe) 63mm inside diameter / 75 mm outside diameter|
 | ![](img/E_cover_out.jpg) | Cap with milled hole for lens (exterior) |
 | ![](img/E_cover_lens.jpg) | Cap with milled hole (with and without lens). To fix the lens, we have used Kafuter K-303 UV glue, it does not yellow in sunlight. |
 | ![](img/E_CNC_ext.jpg) | Hole sizes, exterior, made with CNC  |