Schneider-Kreuznach G-Claron 150mm f9 brand_Whitehouse Products Inc. which mounts to the rear

which mounts to the rear of the reversed lens and provides it with a 58mm filter thread

The Rokinon 35mm f1

new light seals

The Minolta 8x Spherical ND Diffuser extends the EV range on a Minolta Auto Meter or Flash Meter II/III by 3 stops- helpful if you're metering in conditions that are too bright for the stock dome

not even a bit

Schneider-Kreuznach G-Claron 150mm f9 brand_Whitehouse Products Inc. which mounts to the rearA little Schneider Kreuznach G Claron 150mm f9 in a barrel, for industrial use: no shutter or diaphragm, no mounting thread. Won't cover 4x5 at infinity, will cover 2x3. Is it fun to play with? Maybe! Probably!