The is a Lens Tube with Lens for the ETC 19° Black Ellipsoidal Spotlight. It provides the a narrow spread of light when installed in any ETC spotlight. ETC Source Four spotlights are sold with lens tubes of 5, 10, 19, 26, 36 or 50° spread. Install this tube for highlighting a small area on stage.
- Expands the capabilities of your Source Four spotlight.