The ER05 is a Cage Assembly Rod from Thorlabs, crafted from stainless steel and measuring 1/2" in total length. This robust rod is designed to fit cage systems of two different sizes: 30 mm and 60 mm. The internal bore diameter of the rod is uniformly 6 mm, providing a consistent fit for various optical components.
The rod is equipped with 4-40 post mounting screws, ensuring secure and stable mounting within the cage system. The ER05 is a part of the Cage Construction category, specifically under the subcategory of Cage Rods. It is branded as a THOR-Hardware product, with the catalog number ER05.
For more technical details, users can refer to the product's parameters. These include the type (Cage Construction), subtype (Cage Rod), brand (Thorlabs), catalog number (ER05), material (Stainless Steel), cage size (30 mm and 60 mm), total length (12.7 mm), internal bore diameter (6 mm), post mounting screw (4-40), web link (https://www.thorlabs.com/thorproduct.cfm?partnumber=ER05), and step file (ER05-Step).
The ER05's web link indicates that it is currently in stock, making it readily available for purchase and integration into your optical setup.