The Rodenstock Rodagon 135mm f5.6 enlarging lens on an enlarger mount with bellows is a high-quality optical tool for film photography enthusiasts. Made in Germany by the renowned brand Rodenstock, this lens is specifically designed for darkroom enlarging tasks, offering a focal length of 135mm and a smooth aperture of f5.6. With its illuminated setting index, photographers can easily adjust and focus on their images for precise results. This lens is a reliable choice for those looking to enhance their film photography workflow with a top-notch enlarging solution.