Taxanahan isku-dhafka ah ee Beam Combiners waxaa sameeyay BK7 (H-K9L) ama Fused Silica. Waxay isku daraysaa laba fallaadho mid, ha ahaato mid aad u dhalaalaya, mid la arki karo, ama mid u dhow infrared; waxay u oggolaanaysaa dadka isticmaala inay isku daraan iftiin aan la arki karin iyo mid la arki karo iyadoo la adeegsanayo hab fudud oo lagu hagaajin karo.
Wavelength waxay diiradda saareysay bixinta alaabada indhaha ee saxsan ee sare muddo 20 sano ah