Minolta Program 5400 HS brand_Whitehouse Products Inc. It's because it was originally

It's because it was originally developed to count threads in fabric and make sure you're not getting ripped off by some shady linen guy

good focus and diaphragm action

except for two small sections of the front lens ring

and good diaphragm action (with slight wear on the blades)

Includes Nikon HB-31 lens hood

Minolta Program 5400 HS brand_Whitehouse Products Inc. It's because it was originallyThe Minolta Program 5400HS is a full size flash for 35mm cameras with Minolta's proprietary "auto lock accessory shoe": this flash will not fit cameras with a standard ISO hot shoe. Check your manual for compatibility! The Program 5400HS is compatible with most Minolta AF SLRs, and provides high speed flash sync up to 1 8000s on the Minolta Maxxum 700si and 707si. Please note: this flash works in TTL mode with select film cameras only. It does not