A television bulb is disclosed which defines various structural relationships within the bulb construction to enable the manufacture of thin, lightweight TV tubes. The bulb is formed from strengthened glass systems such as laminated sheet glass or chemically strengthened glass, and includes a panel (12) and a funnel (14) having mating outwardly-extending peripheral flange portions (22,24) which are sealed together. In addition to the peripheral flange portion (22) thereof, the panel (12) includes a central viewing section (18) and sloping sidewall portions (20) which are all tangentially connected together.