The ETC Source Four 26° lens tube is a precision optical assembly designed for medium-to-long throw lighting applications. Delivering a tight, controlled beam with excellent edge definition, the 26° lens is ideal for highlighting performers, scenic elements, or projection surfaces from moderate distances.

Compatible with all ETC Source Four and Source Four LED Series fixtures, this standard (non-enhanced) version provides classic ETC optical quality — bright output, smooth field, and consistent focus — in a durable, tour-ready aluminum housing.

Specifications:
Beam Angle: 26° (medium-narrow coverage)
Version: Standard / Non-Enhanced
Compatibility: ETC Source Four, Source Four LED, and Source Four CE fixtures
Lens Type: Dual-element borosilicate glass, anti-reflective coated
Material: Aluminum housing with integrated focus knob
Mounting: Standard ETC twist-lock barrel connection
Field Angle: 26° nominal
Weight: Approx. 3.5 lbs (1.6 kg)

Key Features:
Medium-narrow beam ideal for long throw and accent lighting
Smooth focus and crisp edge definition
Standard (non-enhanced) version for consistent, even field
Durable aluminum construction for stage or touring use
Fully compatible with Source Four and Source Four LED fixtures

Applications:
Theatrical and studio key lighting
Front-of-house or long-throw projection
Corporate and worship environments
Event, stage, and architectural lighting

Comparable Models:
Comparable to the ETC Source Four 26° Standard Lens Tube and similar mid-narrow lens options from Altman and Strand Lighting.