S-NBH Glass Types

Optical Glass Type S-NBH / Eco Optical Glass

Optical Glass Type S-NBH / Eco Optical Glass

Type	Code	n_c	n_d	n_F	n_g	v_d	s.g.	Coloring
S-NBH5	654397	1.64923	1.65412	1.66571	1.67517	39.68	3.02	370/325
S-NBH8	720347	1.71437	1.72047	1.73512	1.74723	34.71	3.19	390/330
S-NBH51	750353	1.74326	1.74950	1.76447	1.77681	35.33	3.29	400/330
S-NBH52 (NR)	673382	1.66778	1.67300	1.68542	1.69557	38.15	3.09	36/32
S-NBH52V	673383	1.66779	1.67300	1.68538	1.69551	38.26	3.01	360/320
S-NBH53 (NR)	738323	1.73131	1.73800	1.75418	1.76768	32.26	3.28	39/33
S-NBH53V	738323	1.73132	1.73800	1.75415	1.76762	32.33	3.19	385/330
S-NBH55	800299	1.79224	1.80000	1.81904	1.83517	29.84	3.68	435/360
S-NBH56	855248	1.84488	1.85478	1.87935	1.90045	24.80	3.49	(395)/360
S-NBH57	850300	1.84204	1.85025	1.87034	1.88726	30.05	4.00	(410)/355
S-NBH58	789284	1.78076	1.78880	1.80850	1.82518	28.43	3.33	410/345
S-NBH59	766358	1.76004	1.76634	1.78143	1.79382	35.82	3.47	395/325

NR = Non-Recommended / Discontinued