| fiber laser focus lens | |
| raytools colimator focus lens for bt210 bt230 bm109 |
28mm diameter*125mm focus |
| raytools colimator focus lens for bt240 bt240s |
30mm diameter*125mm focus |
| raytools colimator focus lens for bm110 bm111 |
30mm diameter*155mm focus |
| wsx colimator focus lens | 30mm diameter*125mm focus |
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