Rauno Olavi Tenhunen

Silmäasema Optiikka Oy provides eye care services and retails optical goods. Its products include glasses, sunglasses, and contact lenses. The company offers eye surgery, eye laboratory, and specialist services. Silmäasema Optiikka was founded by Pentti Sihvola, Timo Raaska, and Paavo Jägerroos in 1975 and is headquartered in Helsinki, Finland.

Tallinna Optika OÜ is an optics company. It is engaged in providing optics services and markets optics related products such as glasses, lenses, sunglasses. The company was founded in 1990 and is headquartered in Tallinn, Estonia.

Silmäasema Oyj is a holding company, which provides products and services related to eye sight and eye healthcare. It operates through the Optical Retail and Eye Healthcare; and Eye Clinics segments. The Optical Retail and Eye Healthcare segment focuses on optical retail business which includes ophthalmologists and opticians appointment services and corporate eye care. The Eye Clinics segment deals in eye clinic services, which consist of eye surgery, ophthalmologists and opticians appointment services, eye examinations, eye procedures and eyelid surgery. The company was founded by Pentti Sihvola, Timo Raaska, and Paavo Jägerroos in 1975 and is headquartered in Helsinki, Finland.