Specifications

1. led lens of glass
2. led lens for 10w 15w chip
3. SGS approved

 

 

1. Specification:

 

Model: GT-57NA

Size: see the above drawing 

Angle: 60*120 degree

Material: Optical glass (borosilicate),K9,BK7,B270

Light transmittance: 94%

working temperature : -50~500 °c

 

2. Application:

 

This product is used for integrated chip 10-30w, LED street light, outdoor lighting, tunnel light and so on.

 

 

 

3. Material Features:

 

1) Made of borosilicate glass

2) High transmittance 94%

3) Refractive index 1.474

4) Heat resistant: 500-600 centigrade

5) Expansivity: (3.3*0.1)*10-6/k

6) No bubble

 

 

lens with chips

 

 

 

4. Advantages:

 

1) Made of borosilicate glass, high heat resistant: 500-600 centigrade

 

2) clear and transparent, no mould markd,no inside bubble and dirts

 

3) adopt high precision aspheric design and superior optical glass, strictly perform ROHS environmental standard

 

4) Customized lens available

 

 

5. GT lens company feature:

 

1) we can provide technical and professional optical system

 

2) we can supply the lens with advanced optical technology

 

3) we can offer lens group with different optical lens

 

4) we have studied out the reflector cup which will offer the well mixed facular and angle

 

5) we can provide optical modules and accessories.

 

 

7. Other products suitable for many kinds of LED lighting