Eisco Labs Complete Optical Bench and Attachment Set, with 20 Lab Activities: Science Classroom Optics Kits: Amazon.com: Industrial & Scientific
Meter Stick Optical Bench Kit with All Metal Hardware Included and 2 Optical Glass Lenses (Double Concave, Double Convex): Amazon.com: Industrial & Scientific
Amazon.com: Optical Bench Set, for Introductory Optics Experiments - Includes Lamp Housing, Lens and Slide Holder, Plate Mirror, Slit Plates and More - Eisco Labs : Toys & Games
Eisco Labs Complete Optical Bench and Attachement Set, with 20 Lab Activities - Walmart.com