Midwest Optical Systems AC685-39 Acrylic Filter METRIC COUPLER

METRIC COUPLER

All lenses also have a front thread to directly accept filters

1'' Sensor Diagonal 13

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Midwest Optical Systems AC685-39 Acrylic Filter METRIC COUPLERMidwest Optical Systems AC685 39 Acrylic Near IR Longpass M39 Acrylic Filters Acrylic Longpass Filters are a durable, lightweight and economical solution for inspection windows. They can protect a lens in environments where broken glass might pose a problem. Acrylic Longpass Filters are frequently used for lens protection and economical enclosure windows, as well as over light sources to control the wavelength emission of broad spectrum light sources.