Beam Splitter Split Ratio 50%: 50% Optical Glass 10 Mm Semi-Reflective Semi-Transparent Cube Processing Cemented Prism - AliExpress
Tutorial: 3D Printed Mini Beam Splitter Prism TV – ELEGOO Official
beamSplitter and filterWheel | Details | Hackaday.io
Covering the Basics of Beamsplitters — Firebird Optics
The beam splitter coating on my Canon VL is too dirty/damaged to be used. Wondering if a little DIY project would be suitable. (More info in the comments) : r/AnalogCommunity