Sigma The Lens Maker Lens Brochure and Sigma Mirror Telephoto 600mm F/8...
Sigma The Lens Maker Lens Brochure and Sigma Mirror Telephoto 600mm F/8 Instructions. The Sigma brochure is an 80 page saddle-stitched booklet in good condition, with light wear. The Sigma Telephoto Lens instructions are in good condition.