Gkb optolabs
Defective lens
I had bought a spectale from G.K.B. Optolabs in R.M.V. Extn. 2nd St., Bangalore #38, Annapoorna Complex Ground Floor New B.E.L. Road R.M.V. Extn. 2nd St. on nov 15. After one month itself the one of the lens started developing scratches and coating started coming off .on jan 15 i had gone to the ...