|   | 
                
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS-3238 | 
                    Platinum  | 
                    Clear | 
                    Encapsulation gel | 
                     | 
                  
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS-3246 | 
                    Platinum  | 
                    Clear | 
                    Ultra-clear encapsulation gel | 
                     | 
                  
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS-3440 | 
                    PT Addition | 
                    Clear | 
                    Very Soft  Penetration 0.9mm. R.I. 1.40, very low viscosity, long pot life, heat cure | 
                     | 
                  
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS-3441 | 
                    Platinum | 
                    Trans | 
                    High purity, dielectric, firm silicone gel | 
                     | 
                  
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS1-3252 | 
                    PT Addition | 
                    Trans | 
                    Optically clear silicone gel | 
                     | 
                  
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS-3354 | 
                    Platinum Addition | 
                    Clear | 
                    High purity, optically clear, soft silicone gel. R.I. 1.54, work time 1.5 hours minimium, | 
                     | 
                  
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS3-3354 | 
                    Platinum | 
                    Trans | 
                    High purity, optically clear, soft silicone gel. | 
                     | 
                  
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS-3443 | 
                    Platinum  | 
                    Clear | 
                    Optically clear, diphenyl, firm silicone gel | 
                     | 
                  
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS1-3443 | 
                     | 
                    Trans | 
                    Optically clear silicone gel | 
                     | 
                  
                                  
                    | Engineering Materials - Lightspan | 
                    Optical Gels | 
                    LS-3252 | 
                    PT Addition | 
                    Trans | 
                    Optically clear encapsulation gel | 
                     |