our surgical loupes line including Keplerian Prism loupes, from 3.5x, 4.0x, 5.0x, 6.0x, 7.0x, to 8.0x; some of surgeons also use Galilean loupes, from 2.5x, 3.0x, 3.5x, to 4.0x.
4.0x Keplerian Prism Loupes
3.5x,4x,5x,6x Keplerian Prism Loupes
7x,8x Keplerian Prism Loupes