The ER025 is a Cage Assembly Rod from Thorlabs, crafted from stainless steel and measuring 1/4” in length with an internal bore diameter of 6 mm. This rod is designed to fit cage systems of two different sizes: 30 mm and 60 mm. The ER025 is part of the Cage Construction category and specifically falls under the subcategory of Cage Rods.
The rod is equipped with a 4-40 post mounting screw, providing a secure and stable connection to other components. It boasts a total length of 6.35 mm, making it a compact yet robust solution for various optical applications. The ER025 is available through the catalog number THR_ER025 and can be found on the Thorlabs website, where it is currently in stock.
For those seeking a detailed technical overview, a step file named ER025-Step is available, providing a 3D model of the rod for further examination. The rod's main name is "Cage Assembly Rod, 1/4” Long, ∅6 mm", and it is a product of the reputable brand Thorlabs, known for its high-quality optical components.