| Model# [Main
 ingredient]
 | Curing conditions
 [irradiation
 level &
 time]
 | Refraction index (*1)
 | Viscosity (cP)
 | Glass transition
 temperature
 Tg (°C)
 | Optical transmittance%
 [1.3um]
 | Bond Strength
 (kgf/cm2)
 | Special Features
 | 
| Refractive Index
 Adjusting
 Material
 (High Tg)
 [Epoxy](*2)
 | 30mW/cm2 10min
 | 1.46~1.57 | 200~560 | 130~137 | 89~90 | 120~>180 | Modulate the refractive index to specific &#118alues for the best level of transparency. | 
| Refractive Index
 Adjusting
 Material
 (Low Tg)
 [Epoxy]
 | 10mW/cm2 10min
 | 1.45~1.57 | 200~560 | 49~67 | 86~90 | >180 | Modulate the refractive index to specific &#118alues for the best level of transparency. | 
| GA700H (High Tg)
 [Epoxy](*2)
 | 30mW/cm2 10min
 | 1.46 | 252 | 138 | 93 | 94 | At λ1.55um, adjusted to match silica glass | 
| GA700L (Low Tg)
 [Epoxy]
 | 10mW/cm2 5min
 | 1.46 | 250 | 49 | 94 | >200 | At λ1.55um, adjusted to match silica glass | 
| AT6001 [Acrylate]
 | 10mW/cm2 10min
 | 1.51 | 440 | -3 | 91 | >150 | Telecordia standard (strong under high temperature and humidity, flexible) | 
| AT8224 [Acrylate]
 | 10mW/cm2 5min
 | 1.51 | 180 | 111 | 89 | >122 | Telecordia standard (strong under high temperature and humidity, High Tg) | 
| AT6390 [Acrylate]
 | 10mW/cm2 5min
 | 1.51 | 840 | 100 | 90 | 156 | High endurance material, Tg > 100°C,
 High viscosity
 |