HEINE Finoff Transilluminator. Designed for scleral transillumination. Cobalt blue filter accessory for 3.5V version. Suitable for fluorescence examinations. Available in 2.5V Standard Battery Operation C-001.17.080 or 3.5V Rechargeable Battery Operation C-002.17.080. Replacement bulbs sold separately 077 (2.5V) & 078 (3.5V). Finoff Transilluminator only, handles sold separately.