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ET-ELW21
ET-ELT22
Read before use
This document is intended for the various projection lenses that can be attached to
and used in conjunction with Panasonic projectors.
For Model No. and model names, refer to the product list (
Thank you for purchasing this Panasonic product.
■ To ensure correct use of this lens, please read the operating instructions supplied
with the lens and the projector carefully.
■ Before using this product, be sure to read "Read this first!" (
■ Please save this manual for future use.
Operating Instructions
Projection Lens
ET-ELW20
ET-ELT23
Commercial Use
ET-ELW21
Model No.
ET-ELW20
ET-ELT22
ET-ELT23
Page 4).
ENGLISH
FRANÇAIS
日本語
Page 3).
TQZJ444-4
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Table of Contents
Related Manuals for Panasonic ET-ELT23
Summarization of Contents
Read this first!
General Safety Warnings
Covers critical safety warnings related to projector light, lens covers, and spacers.
Installation and Handling Precautions
Details precautions for lens replacement, operation, and desiccant handling.
Before Use
Product Information and Accessories
Provides details on lens models, compatible projectors, and included accessories.
Lens Replacement Preparation
Explains crucial steps and attention points before detaching or attaching the projection lens.
Attaching and Detaching the Lens
Lens Handling and Cleaning
Advises on proper handling, avoiding fingerprints, and cleaning methods for the projection lens.
Attaching/Detaching Procedure
Directs users to projector operating instructions for detailed lens attachment and detachment steps.
Making Adjustments
Focus Correction Procedures
Explains how to correct focus issues using spacers, including detailed steps and diagrams.
Projection Relationships
Dimensional Relationship Diagram
Illustrates the dimensional relationships between the projector, lens, and screen.
L1 Dimensions and Projector Compatibility
Provides lens protrusion dimensions for specific projector models.
Lens Shift Ranges
Lens Shift Adjustment Illustrations
Displays diagrams illustrating the lens shift adjustment ranges for various projector models.
Lens Shift Range Details
Specific Lens Shift Diagrams
Presents specific lens shift diagrams and notes for different projector models.
Specifications
Projection Lens Specifications Table
Lists key specifications like lens type, F value, focal length, dimensions, and weight for each model.
ET-ELW21 Dimensions Diagram
Shows the physical dimensions and measurements for the ET-ELW21 projection lens.
Dimensions Diagrams
ET-ELW20, ET-ELT22, ET-ELT23 Dimensions
Illustrates the physical dimensions and measurements for ET-ELW20, ET-ELT22, and ET-ELT23 lenses.
Disposal and Recycling Information
European Union Disposal Guidelines
Provides information on the disposal of old equipment within the European Union.
Non-EU Disposal and Product Information
Offers disposal advice for countries outside the EU and product information for Turkey.
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