MANUFACTURING PROCESS OF MAGNIFYING GLASS..........

STEPS IN MANUFACTURING PROCESS:-

1} SILICA+OXIDISED LANTHANUM+BORIC ACID AT TEMP 1200-1400 C.

2} DISSOLVED AND ADVANCED MOULDING IS DONE.

3} PURE SILICA Sio2 AT VISCOSITY 200P, M.P =200 C CONVERTED TO SODA LIME.

4} GRINDING AND FINE POLISHING IS DONE.

5} ANTI REFLECTIVE COATING IS DONE WITH FLUORINATED MAGNESIUM.

6} END MATERIAL IS OBTANIED AS MAGNIFYING GLASS.