Ilford Prepaid 35mm and 120 Film Developing Mailer Tiffen 72DF3 This one is mounted on

This one is mounted on an easy to solder PCB

The Double Socket Arm for 1" Ball Bases from RAM Mounts

For Canon EF 24-105mm f/3

Some people refer to this kind of filter as relatively "cheap insurance"

Ilford Prepaid 35mm and 120 Film Developing Mailer Tiffen 72DF3 This one is mounted onBlack and White Film Developing Small Scans & Return Postage Included This Prepaid 35mm and 120 Film Developing Mailer from Ilford is a convenient way to get a roll of film developed and scanned. You simply purchase this pre paid mailer, send one roll of 35mm or 120 black and white film to Ilford, and they do the rest. They process your film using all Ilford chemicals, and then scan your images to a CD. Small scans are provided, but you can upgrade to