Optical Glass
Glass Type Nd Vd Density Equivalency
(g/cm3) HOYA SCHOTT OHARA
H-QK1 1.47047 66.83 2.3 FC1 FK1 FSL1
H-FK61 1.497 81.61 3.7 FCD1 N-PK52A S-FPL51
H-FK71 1.4565 90.27 3.63 FCD10    
H-QK3 1.48746 70.04 2.43      
H-QK3L 1.48749 70.44 2.43 FC5 N-FK5 S-FSL5
H-K2 1.50047 66.02 2.42 BSC4 BK4 BSL4
H-K3 1.50463 64.72 2.4      
K4A 1.50802 61.05 2.43 ZNC7 ZKN7 ZSL7
H-K5 1.51007 63.36 2.47 BSC1 BK1 BSL1
H-K6 1.51112 60.46 2.53 C7 K7 NSL7
H-K7 1.51478 60.63 2.54      
H-K9L 1.5168 64.2 2.52 BSC7 N-BK7 S-BSL7
H-K10 1.51818 58.95 2.5 E-C3   S-NSL3
H-K11 1.52638 60.16 2.69 BACL1   NSL21
H-K50 1.52249 59.48 2.52 C5 N-K5 S-NSL5
H-K51 1.52307 58.64 2.53 C12   NSL51
H-BaK1 1.53028 60.47 2.74      
H-BaK2 1.53996 59.72 2.84 BAC2 N-BAK2 S-BAL12
H-BaK3 1.54678 62.78 2.84     BAL21
H-BaK4 1.55248 63.36 2.9 PCD3 N-PSK3 BAL23
H-BaK5 1.56069 58.34 3.01      
H-BaK6 1.56388 60.76 3.05 BACD11 N-SK11 S-BAL41
H-BaK7 1.56883 56.04 2.83 BAC4 N-BAK4 S-BAL14
H-BaK8 1.5725 57.49 3.18 BAC1 N-BAK1 S-BAL11
H-ZK1 1.56888 62.93 3.06 PCD2 S-BAL22 PSK2
H-ZK2 1.58313 59.46 3.24 BACD12 SK12 S-BAL42
H-ZK3 1.58913 61.25 3.26 BACD5 N-SK5 S-BAL35
H-ZK4 1.60881 58.86 3.53 BACD3 SK3 BSM3
H-ZK5 1.61117 55.77 3.58      
H-ZK6 1.61272 58.58 3.57 BACD4 N-SK4 S-BSM4
H-ZK7 1.61309 60.58 3.51      
H-ZK8 1.61405 55.12 3.58 BACD9   S-BSM9
H-ZK9A 1.62041 60.34 3.53 BACD16 N-SK16 S-BSM16
H-ZK10 1.6221 56.71 3.63      
H-ZK10L 1.6228 56.91 3.63 E-BACD10 N-SK10 S-BSM10
H-ZK11 1.63854 55.45 3.69 BACD18 N-SK18 S-BSM18
H-ZK14 1.60311 60.6 3.44 BACD14 N-SK14 S-BSM14
H-ZK20 1.6172 53.91 3.66      
H-ZK21 1.62299 58.12 3.56 BACD15 N-SK15 S-BSM15
H-ZK50 1.60738 56.65 3.54 BACD2 N-SK2 S-BSM2
H-LaK1 1.6595 57.35 3.94 LAC11 LAK11 S-LAL11
H-LaK2 1.69211 54.54 4.18      
H-LaK3 1.74693 50.95 4.08      
H-LaK4L 1.64 60.2 2.99 LAC60 N-LAK21 S-BSM81
H-LaK5A 1.6779 55.52 3.8 LAC12 N-LAK12 S-LAL12
H-LaK6A 1.6935 53.38 3.59 LAC13 N-LAK13 S-LAL13
H-LaK7 1.713 53.83 3.82 LAC8 N-LAK8 S-LAL8
H-LaK8A 1.72 50.34 3.77 LAC10 N-LAK10 S-LAL10
H-LaK10 1.65113 55.89 3.73   N-LAK22 S-LAL54
H-LaK11 1.66461 54.61 4.02      
H-LaK12 1.6968 56.18 3.71   LAK24 LAL64
H-LaK50A 1.6516 58.4 3.5 LAC7 N-LAK7 S-LAL7
H-LaK51 1.6968 55.53 3.66 LAC14 N-LAK14 S-LAL14
H-LaK52 1.72916 54.68 4.02 TAC8 N-LAK34 S-LAL18
H-LaK53A 1.755 52.32 4.39 TAC6 N-LAK33A S-YGH51
H-LaK54 1.734 51.49 4.01 TAC4   S-LAL59
H-LaK61 1.741 52.64 4.1 TAC2   S-LAL61
H-LaK59 1.691 54.82 4.17 LAC9 N-LAK9 S-LAL9
H-LaK67 1.67 51.7 3.73     LAL53
H-KF6 1.51742 52.15 2.47 E-CF6   S-NSL36
QF1 1.54811 45.87 2.94 FEL1 LLF1 PBL1
H-QF1 1.54814 45.82 2.55 E-FEL1 N-FFL1 S-TIL1
QF3 1.57502 41.31 3.18 FL7 LF7 PBL27
H-QF3 1.57501 41.5 2.6     S-TIL27
QF5 1.58215 42.03 3.22      
QF6 1.53172 48.76 2.78 FEL6   PBL6
H-QF6 1.53172 48.84 2.51 E-FEL6 N-LLF6 S-TIL6
QF8 1.54072 47.2 2.86 FEL2   PBL2
H-QF8 1.54072 47.23 2.54 E-FEL2   S-TIL2
H-QF14 1.59551 39.22 2.62 E-F8    
QF50 1.58114 40.89 3.23 FL5 LF5 PBL25
H-QF50 1.58144 40.89 2.6 E-FL5 N-LF5 S-TIL25
H-QF56 1.56732 42.82 2.6 E-LF6   S-TIL26
H-F1 1.60342 38.01 2.63 E-F5   S-TIM5
F1 1.60342 38.01 3.43 F5 F5 PBM5
F2 1.61293 36.96 3.5 F3 F3 PBM3
H-F2 1.61293 37 2.65 E-F3    
F3 1.61659 36.61 3.57 F4 F4 PBM4
F4 1.62005 36.35 3.57 F2 F2 PBM2
H-F4 1.62005 36.35 2.67 E-F2    
F5 1.62435 35.92 3.64     PBM11
F6 1.62495 35.57 3.6 F7 F7  
F7 1.63636 35.35 3.73 F6 F6 PBM6
F13 1.62588 35.7 3.63 F1 F1 PBM11
H-F13 1.62588 35.7 2.69 E-F1 S-TIM1  
H-F51 1.6398 34.46 2.76 E-FD7 S-TIM27  
BaF2 1.5697 49.45 3.14 BAF2 BAF2 BAM2
BaF3 1.5796 53.87 3.23 BAFL4 BALF4 BAL4
BaF4 1.58271 46.47 3.28 BAF3 BAF3 BAM3
BaF5 1.60562 43.88 3.5 BAF4 BAF4 BAM4
BaF6 1.60801 46.21 3.5 BAF7 BAF52  
BaF7 1.61413 40.03 3.56      
BaF8 1.62604 39.1 3.68 BAFD1 BASF1 BAM21
ZBaF1 1.62231 53.14 3.66 BACED2 SSK2 BSM22
H-ZBaF1 1.6223 53.17 3.57   B-SSK2 S-BAM22
ZBaF2 1.63962 48.27 3.83      
H-ZBaF3 1.65691 51.12 3.77      
ZBaF4 1.66426 35.45 3.95 BAFD2 BASF2 BAH22
H-ZBaF5 1.67103 47.29 3.58     S-BAH10
H-ZBaF16 1.66672 48.42 3.59 BAF11 BAFN11 S-BAH11
ZBaF17 1.66755 41.93 3.8 BAFD6 BASF6 BAH26
H-ZBaF20 1.70154 41.15 3.64 BAFD7 N-BASF52 S-BAH27
H-ZBaF21 1.72341 37.99 3.62 BAFD8   SBAH28
H-ZBaF50 1.665844 50.85 3.77 BACED5 N-SSK5 S-BAM25
ZBaF51 1.68273 44.5 4.14 BAF22 BAF50 BAH51
H-ZBaF52 1.67003 47.2 3.57 BAF10 N-BAF10 S-BAH10
ZF1 1.64769 33.84 3.84 FD2 SF22 PBM22
H-ZF1 1.64769 33.84 2.73 E-FD2   S-TIM22
ZF2 1.6727 32.17 4.08 FD5 SF5 PBM25
H-ZF2 1.6727 32.17 2.9 E-FD5 N-SF5 S-TIM25
ZF3 1.71736 29.5 4.46 FD1 SF1 PBH1
H-ZF3 1.71736 29.5 3.06 E-FD1 N-SF1 S-TIH1
ZF4 1.72825 28.32 4.51 FD10 SF10 PBH10
H-ZF4 1.72825 28.32 3.07 E-FD10 N-SF10 S-TIH10
ZF5 1.74 28.24 4.65 FD3 SF3 PBH3
H-ZF5 1.74 28.3 3.16     S-TIH3
ZF6 1.7552 27.53 4.78 FD4 SF4 PBH4
H-ZF6 1.7552 27.53 3.24 E-FD4 N-SF4 S-TIH4
ZF7L 1.80518 25.46 5.19 FD6 SF6 PBH6
ZF7LHT 1.80518 25.46 5.19   SF6HT  
H-ZF7LA 1.80518 25.46 3.35 FD60 N-ZF6 S-TIH6
ZF8 1.65446 33.65 3.91 FD9 SF9 PBM29
ZF10 1.68893 31.18 4.21 FD8 SF8 PBM28
H-ZF10 1.68893 31.16 2.92 E-FD8 N-SF8 S-TIM28
ZF11 1.69895 30.07 4.06 FD15 SF15 PBM35
H-ZF11 1.69894 30.05 2.95 E-FD15 N-SF15 S-TIM35
ZF12 1.76182 26.55 4.64 FD14 SF14 PBH14
H-ZF12 1.76182 26.61 3.17 FD140   S-TIH14
ZF13 1.78472 25.76 4.87 FD11 SF11 PBH11
H-ZF13 1.78472 25.72 3.25 FD110 N-SF11 S-TIH11
H-ZF39 1.6668 33.05 2.92     S-TIM39
ZF50 1.74077 27.76 4.46 FD13 SF13 PBH13
H-ZF50 1.74077 27.76 3.1 E-FD13   S-TIH13
ZF51 1.7847 26.08 4.99 FDS3 SF56 PBH23
ZF52 1.84666 23.83 5.49 FDS9 SF57 PBH53
H-ZF52A 1.84666 23.78 3.52 FDS90 N-SF57 S-TIH53
H-ZF62 1.92286 20.88 4 E-FDS1 N-SF66  
H-ZF72A 1.92286 18.9 3.57     S-NPH2
H-LaF2 1.717 47.89 4.25 LAF3   S-LAM3
H-LaF3A 1.744 44.9 4.34 LAF2 N-LAF2 S-LAM2
H-LaF4 1.7495 34.99 3.92 E-LAF7 N-LAF7 S-LAM7
H-LaFL5 1.75367 37.49 3.71      
H-LaF6LA 1.757 47.71 4.06 NBF2   S-LAM54
H-LaF7 1.78179 37.09 3.77 NBFD7   S-LAM62
H-LaF10L 1.788 47.49 4.56 TAF4 N-LAF21 S-LAH64
H-LaF50A 1.7725 49.6 4.5 TAF1 N-LAF34 S-LAH66
H-LaF51 1.7 48.08 3.78     S-LAM51
H-LaF52 1.7859 44.19 4.39 NBFD11 N-LAF33 S-LAH51
H-LaF53 1.7433 49.22 4.16 NBF1 N-LAF35 S-LAM60
H-LaF54 1.79952 42.24 4.51 NBFD12 N-LAF36 S-LAH52
H-LaF62 1.72 43.68 3.89     S-LAM52
H-ZLaF1 1.80166 44.26 4.3 NBFD14 LASF11  
H-ZLaF2 1.80279 46.76 4.74   LASF1 LAH62
H-ZLaF3 1.85544 36.59 4.5 TAFD13 LASF13  
H-ZLaF50B 1.804 46.58 4.64 TAF3 N-LASF44 S-LAH65
H-ZLaF51 1.8045 39.64 4.41 NBFD3   S-LAH63
H-ZLaF52 1.8061 40.95 4.47 NBFD13 N-LASF43 S-LAH53
H-ZLaF53A 1.834 37.17 4.6 NBFD10 N-LASF40 S-LAH60
H-ZLaF55A 1.83481 42.71 4.89 TAFD5F N-LASF41 S-LAH55
H-ZLaF56A 1.8061 33.27 3.7 NBFD15    
H-ZLaF66 1.801 34.97 3.81   N-LASF45 S-LAM66
H-ZLaF68 1.883 40.79 5.5 TAFD30 N-LASF31 S-LAH58
H-ZLaF75A 1.90366 31.32 4.56 TAFD25   L-LAH86
H-ZLaF76 1.85013 30.06 3.98      
H-ZLaF78 1.90069 37.12 5.45      
TF3 1.61242 44.09 3.25      
H-TF3L 1.6134 44.11 2.8 ADF40   PBM51
D-ZK2 1.58313 59.38 2.96 M-BACD12   L-BAL42
D-ZK3 1.58913 61.15 2.83 M-BACD5N   L-BAL35
D-ZK79 1.60886 57.9 3.19      
D-K59 1.5176 63.5 2.41      
D-LaK6 1.69384 53.1 3.5 M-LAC130   L-LAL13
D-LaK70 1.6691 55.39 3.29      
D-PK3 1.525 70.37 2.65      
D-LaF050 1.76842 49.28 4.51 M-TAF101    
D-LaF53 1.7433 49.33 4.26 M-NBF1    
D-LaF79 1.73077 40.51 3.21 M-LAF81   L-LAM69
D-LaF82L 1.73485 48.77 4.1      
D-ZF10 1.68893 31.08 2.84 M-FD80   L-TIM28
D-ZLaF52LA 1.81 40.99 4.56 M-NBFD130   L-LAH53
D-ZLaF81 1.8088 41 4.55      
D-ZLaF84L 1.80705 40.55 4.48      
D-ZLaF85L 1.8537 40.58 5.28