Serving Kalamazoo, Paw Paw, Portage, and Plainwell. At Hiemstra Optical, our approach to personal service is truly unique to the optical industry. Experience the Hiemstra Difference, Focused On You! Eye Exams, Eyeglasses, Contact Lenses, Sunglasses, Saftey Glasses, Glasses Repair, Transitions Lenses, Crizal, Varilux, Progressive Lenses, EyeMed, VSP. Kalamazoo, Paw Paw, Portage, Plainwell.