The TR 1 bulb assembly is a replacement
part for Welch Allyn Gold Series Ds66 Trigger Aneroid Gauge And Bulb Only . A sturdy replacement bulb that will keep your lightweight hand held sphygmomanometer in top working condition.
Prestige Medical XHL Replacement Bulb For K-180 Ophthalmoscope
XHL ( Xenon Halogen ) bulbs provide optimal
brightness, ideal color temperature, and extended bulb life (up to 50% longer life). Twist Lock (TL) is compatible with other manufacturers' instruments. Positive Lock (AV) is exclusively for Heine connector models. ...