SCHOTT ColdVision Darkfield Ring Light

SCHOTT ColdVision ring lights offer shadow-free illumination and are dependable and long-lasting. This SCHOTT ring light is for dark field illumination, and its reflector ring may be removed to create a long working distance ring light. The ring light attaches directly to the objective using thumb screws. NOTE: A light box (available for purchase below) is required for this ring light to be operational.

Inner diameter: 102 mm (4.03")
Outer diameter: 134 mm (5.25")
Working distance range: 0 to 6.35 mm (0" to 0.25")
Length of connection to box: 762 mm (30")
Compatible with SCHOTT: ColdVision CV-LS and MC-LS light sources 

SCHOTT part # 1197645 / A22780