Nikon Close-Up Speedlight Kit R1C1 Filter Type_Neutral Density and lock pin

and lock pin

The Mamiya 645 1000s is a medium format film camera that shoots 6x4

and a range of magnetically-attached apertures instead of the original's somewhat awkward rubber-washer-and-insert system

Well now you have

Nikon Close-Up Speedlight Kit R1C1 Filter Type_Neutral Density and lock pinThe Nikon Close Up Speedlight Kit R1C1 is a lens mounted strobe system designed for (you'll never believe it) close up photography. It includes two SB R200 Speedlight units, an SX 1 Attachment Ring, lens adapter rings for 52mm, 62mm, 67mm, and 72mm lens threads, a couple of Speedlight stands to position the SB R200 units off camera, a pair of SW 11 Extreme Close Up Positioning Adapters for the SB R200 units, an SU 800 Wireless Speedlight Commander to