This Pre-Owned Canon 48mm Drop-in Gelatin Filter Holder first generation allows you to easily insert and change gelatin filters into your compatible Canon lenses. Made by Canon, this filter holder is designed for use with first-generation Canon lenses and offers a convenient way to enhance your photography without the need for expensive external filter systems. The drop-in design makes it quick and simple to switch between filters, giving you versatility and creative control over your shots. Upgrade your Canon gear with this reliable and versatile filter holder.