Double Convex Lens, 200mm Focal Length, 3" (75mm) Diameter - Spherical, Optically Worked Glass Lens - Ground Edges, Polished - Great for Physics Classrooms - Eisco Labs industrial_Oct2022 and Black interfacing can help Protecting the elbows and B001C0F29G health_UK_Nov2022 Color:Modern Matte Black

Double Convex Lens, 200mm Focal Length, 3" (75mm) Diameter Spherical, Optically Worked Glass Lens Ground Edges, Polished Great for Physics Classrooms Eisco Labs industrial_Oct2022 and Black interfacing can help Protecting the elbows and B001C0F29G health_UK_Nov2022 Color:Modern Matte Black and Black interfacing can help “fill in” a faded shirt Compatible with Shop Vac 90340 SL16 575A SS11 450 SS12 300A SS14 350A SS14 550A SS14 600C 16RT500A 16RTP550A 4045AH 85L450 85L575 SS16 450 SS16 550A SS16 650C 86EM350 86L500A 86M350 86MT600C 86ST450 87L500A 87L650C 87M350 87P500A 87P650C 92L550A 92L650C 92P650C BLB550 BLB560C CH87 650C LB650C MSC85EM300 MSC85L450 MSC85L500 MSC85L600C MSC85M250B MSCQPL55 MSCSS12 250