Circular splitter. size tolerance: ±0.1mm. Spectroscopic ratio: 50/50@420-680nm.
Apple Paper Weight Columbia Gas Transmission Hand Blown Glass Advertisement
Dichroic Mirror 45 ° Uses 300-400Nm High Reflection 460-950 High Transmission
The Snowman Coalport Characters MAGICAL MOMENT Platinum Colourway #50/50 Boxed
ABINGDON POTTERY (ABINGDON IL 1934-50) ORIGINAL GOLD FOIL LABEL ca. 1947-50
W.H. Goss ROMAN CUP FOUND AT DORCHESTER - Barnet Crest - 50 x 50
W.H. Goss ROMAN CUP FOUND AT DORCHESTER - Dominion Of Canada Crest - 50 x 50
