605090 Universal Light Source: 

605090 Universal Light Source
  • Battery powered light source– by (3) Alkaline Button Cell 1.5V (included).
  • Provides reticle or target illumination for alignment functions.
  • Has LED lamp life of 100,000+ hours.
  •  Battery life of 100 hours.

 

WK-31-1112 LED Illuminator:

WK-31-1112 LED Illuminator
  • Self-contained coin cell type battery power.
  • Various LED colors available.
  • Designed to be used to illuminate optical scales and reticles; may be custom ordered.