AP Slide Viewer brand_Toyo B+W Circular Polarizer F-Pro MRC

B+W Circular Polarizer F-Pro MRC for 58mm filter threads

both standards have geared focus adjustments

The included clamp is designed to work with any Arca-style plate (sold separately)

A handy accessory that lets you quickly get a feel for the field of view of lenses from 18mm-150mm (in Super 35 format) and 8mm-75mm (in 16mm format)

with some minor signs of wear

AP Slide Viewer brand_Toyo B+W Circular Polarizer F-Pro MRCThis is an excellent illuminated single slide viewer for 35mm slides. Just push a slide into the slot and the viewer's light will turn on; release the slide, and the light turns off. That's about it! It is not the cheapest viewer out there by far, but it's the best one we've found. Uses two AA batteries (not included). Made in Spain.