Type of Oils                                                Type 37     Type NVH      Type OVH

²£«~½s¸¹                                                    16237         16485              16487

l   §é®g²v(Refractive Index @ 23¢J):

F Line (4861A):                                           1.5238         1.5230            1.5230

e Line (5461A):                                           1.5180         1.5178            1.5178

D Line(5893 A):                                           1.5150         1.5150           1.5150

C Line (6563 A):                                           1.5115        1.5118           1.5118

l   ¤À´²­È(Dispersion)

nF-nC:                                                           0.0123         0.0113           0.0111

Abbe VD:                                                       42.0              45.7               46.3

Abbe Ve:                                                        41.7              45.4              46.0

l   ·Å«×«Y¼Æ(15-35¢J)                              -0.00035    -0.00034       -0.00034

l   ¦w©w­È(Change in nD25¢J

After 24 hrs. @temp.) 60¢J:                  0                  0                     0

                                      100¢J:                  0                  0                     0

l   ¿Ã¥ú­È(Fluorescence) S-Wave                  low            low                low

       (Ultra-Violet)       L-Wave                 low             low                low

l   Viscosity(CPSÖß«×) cSt¡Ó10% @23¢J:              1250            21000          46000

(centistokes)   (cSt°ÊÖ߫ױ`¼Æ)              high         very high     very high

l   ¿@«×±K«×@23¢J:  g/cc:                            0.917          0.919          0.918

(Density)      (US) lb/gal:                          7.73             7.67            7.66

l   °{¥úÂI (Flash Point)                                  325¢K         325¢K         325¢K