Older glasses may have become loose with wear and the lens may slide out with minimal pressure.
Pop out lenses plastic frames.
You may need to apply a bit more heat from the hairdryer or soak again in hot water.
For tips on how to release lenses from plastic frames with hot water keep reading.
If the lens doesn t pop out the first time apply more heat to the frames and keep trying.
Pop your new lenses into the old frame while it is still flexible from the heat.
Gently push the lens inward to pop it out then do the same thing with the other lens.
Fill a sink with water that is the temperature of a hot bath.
Do not force the lens out.
For a frame with a screw use the tiny screwdriver that comes with a glasses repair kit to open the frame.
Lenses will pop out from the frames of eyeglasses with firm but gentle pressure by a steady hand.
But even if this happens to you you don t need to shell out the cash for a new pair.
For a plastic lens attempt to wiggle the lens to see how snug the fit is.
Again do not use force with the lens.
Glasses with plastic frames are usually quite flexible so lenses pop out easily with a bit of coaxing.
Apply heat until the lenses pop in easily.
Sometimes you may be sick of the frames and want to fit the lenses to a new one or sometimes the lenses are blurred but you still love the frames for new prescription lenses.
If the lens does not pop out easily do not force it.
Push firmly to pop the lens out of the plastic frame.
Insert the frames and let them soak for two or three minutes to further soften them.