1.High quality Prism., 2.Any or all sides 5 mm to 50 mm., 3.On time delivery., 4.Reasonable Price. - more info check here: http://www.buymeasuringtools.com/Prism-supplier-10249023/
Material (Glass) : Best quality optical glass from M/s Schott and M/s Pilkington. Coatings : 1/4 wave MgF2@550nm;Broad Band Anti Reflective(R<0.5% from 425 to 675nm) Precision :