Midwest Optical Systems RA034-27 Washdown Light 0/38mm 27-1992038 Ruggedized These lenses

0/38mm 27-1992038 Ruggedized These lenses are designed for use at long working distances--from ~2m out to infinity

Midwest Optical Systems BP695-86 Near-IR Bandpass M86 Bandpass Filter

5 Ultra High Contrast Linear Polarizer M25

Midwest Optical Systems LP590-95 Red Longpass M95 Longpass Filters

Midwest Optical Systems RA034-27 Washdown Light 0/38mm 27-1992038 Ruggedized These lensesMidwest Optical Systems RA034 27 Rotating Right Angle Attachment M27 Rotating R. A. Attachment Permits viewing at a 90 angle Helpful for applications with space constraints Attachments can be adapted to smaller lenses by using step up rings Assembly locks in position with a thumb screw, guarding against movement due to shock or vibration To avoid vignetting, use with longer focal length lenses (16mm or higher) Can be used in conjunction with a filter