Lowepro Flipside 400 AW brand_Really Right Stuff ) light meter with a

) light meter with a big dial that reads out shutter speed and aperture combinations- no EV numbers to convert

Pentax says it's not compatible with its 15mm f3

B+W 007 Neutral MRC F-Pro filter for 52mm filter threads

Some folks will call the Argus C3 "The Brick" because it is about the size of a brick

The Nikon 20mm f3

Lowepro Flipside 400 AW brand_Really Right Stuff ) light meter with aThe Lowepro Flipside 400 AW is a mid sized backpack with a secure equipment opening that faces your back, so it can't be opened when you're wearing it. Rugged and well made, with a built in waterproof cover for harsh weather. In excellent cosmetic condition. Interior dimensions are approximately 13x26x42cm.