条框模：介于实心模和空心模之间的一种模具，由于热弯玻璃过程中有热滞后现象，制品很容易弯过头；它的制作相对于实心模来说较为简单，对热弯操作要求也较低。

热弯玻璃，是由平板玻璃加热软化在模具中成型，再经退火制成的曲面玻璃。

Hot bending glass is made from flat glass heated and softened in mold, and then annealed to form curved glass.

热弯玻璃，是由平板玻璃加热软化在模具中成型，再经退火制成的曲面玻璃。

Hot bending glass is made from flat glass heated and softened in mold, and then annealed to form curved glass.