Iris diaphragm in holder, SE

For experiments on pinhole cameras, eye models, optical instruments and polarization;
High-quality, infinitely adjustable pinhole diaphragm (iris diaphragm), built into SE optics holder, the holder is inserted into the rider for the optical bench and can thus be fixed to the optical bench
Diameter of the pinhole: 2.5 - 25 mm
Optical axis: 58 mm
Dimensions: approx. 90 x 26 x 98 mm
Material: Polyamide glass fiber reinforced, black
Mass: approx. 55 g

additionally recommended:
P5310-1E Sliding saddle for optical bench, SE