Topcon RETINAL CAMERA VIEWING BULB Topcon F / FE / F3 / JE / SS Fundus Camera bulb. Volts: 6 Watts: 33 For use in the follwing retinal cameras: • TRC-F • TRC-FE/FE3 • TRC-JE • TRC-ME • TRC-S • Each line represents 0.125 of an inch. • This chart is to be used as a guide only. • Sizing chart enlarged to show detail.