T-LB5454 - Ø1" CaF2 Bi-Convex Lens, f = 200.0 mm, Uncoated product-series_type-4r QinQ & Selective QinQ
Baker’s notes & crumb story
Description
T LB5454 Ø1" CaF2 Bi Convex Lens, f = 200.0 mm, Uncoated product series_type 4r QinQ & Selective QinQ QinQ & Selective QinQ 18" Sections