Seal Ring Size | Application |
Ø29.4X20X3.8X2.5 | For Raytools 24.9*1.5 Top Protective Windows such as BT210, BT240, BM109, BM110, BM111 Collimating Protective Window. |
Ø32.2X24X3.6X2.7 | For Raytools 27.9*4.1 Bottom Protective Windows such as BT210, BT240, BM109, BM110, BM111 Focusing Protective Window. |
Ø42.5X34X3.4X2.5 | For Raytools 37*7 Protective Windows. |