The ETC Source Four 19° lens tube produces a tight, controlled beam ideal for long-throw applications such as front-of-house specials, gobo projection, and focused accent lighting. Compatible with all ETC Source Four and Source Four LED Series fixtures, this standard (non-enhanced) lens delivers ETC’s renowned optical clarity with sharp edges, smooth focus, and consistent output.

Built from durable aluminum with precision-ground glass optics, the 19° lens offers crisp imaging and high efficiency, making it a go-to choice for theatrical, corporate, and event environments where accuracy and punch are key.

Includes:
ETC Source Four 19° standard lens tube (non-enhanced version)

Specifications:
Beam Angle: 19° (narrow coverage)
Version: Standard / Non-Enhanced
Compatibility: ETC Source Four, Source Four LED, and CE versions
Lens Type: Dual-element borosilicate glass, anti-reflective coated
Material: Aluminum housing with integrated focus knob
Mounting: Standard ETC twist-lock barrel connection
Weight: Approx. 3.5 lbs (1.6 kg)
Key Features:
Tight 19° beam for long-throw and high-focus projection
Sharp edge definition for gobo or pattern work
Compatible with all ETC Source Four and LED Series fixtures
Durable aluminum construction built for touring or permanent installs
Standard optical design (non-enhanced) for consistent performance

Recommended For:
Front-of-house or long-throw key lighting
Gobo projection and texture lighting
Stage, studio, and event use
Architectural and display accent lighting

Comparable To:
ETC Source Four 19° Standard Lens Tube  Similar optics available from Altman and Strand Lighting