Kenko Extension Tube Set for Canon EF lens mount_Other This lens is a classic

This lens is a classic Tessar design lens for M42 mount

That is as large as two copies of the Encyclopedia Brittanica

with a bit of a waxy texture to the leatherette

The Yongnuo YN-560 II looks like a Canon 580EXII

Nikon SC-7 Sync Cord to connect the Nikon SB-1 flash to any PC sync terminal

Kenko Extension Tube Set for Canon EF lens mount_Other This lens is a classicA set of three extension tubes for Canon EF mount: 12mm, 20mm, and 36mm. These tubes have the electronic contacts necessary to maintain autofocus and autoexposure capabilities. If you're curious about dabbling in macro work, this is an inexpensive way to get started.