Which Projector is right for you?

3M has put together all the information you need to help you choose the overhead projector that best fits your needs. Overhead projectors are widely used as a simple and reliable presentation solutions. The biggest advantage of using an overhead projector is the ability to write and erase throughout presentation session. To make the best use of your projector choose a model that is right for your application.

Small print, spread sheets and detailed graphics, and high resolution color graphics	Triplet head lens and double-element Fresnel lens Recommended projectors: 3M 1895
Less-detailed color and black/white images	Doublet head lens and double-element Fresnel lens Recommended projectors: 3M 1885, 1880
Black/white graphics and large text	Singlet head lens and double-element Fresnel lens Recommended projectors: 3M 1830, 1810, 1711, 1608

 

Large meeting rooms and auditoriums and normal-to-bright lighting	3000 lumens or more Recommended projectors: 3M 1895, 1885, 1880
Medium size meeting rooms and classrooms and normal lighting	2500 - 3000 lumens Recommended projectors: 3M 1880, 1780
Small meeting and training rooms with dim lighting	2500 lumens or less Recommended projectors: 3M 1730, 1720, 1711, 1608

 

Need protection to keep out dust and fingerprints	Closed head Recommended projectors: 3M 1825, 1830, 1865, 1880, 1885, 1720, 1730, 1780
Compact and easy to clean	Open head Recommended projectors: 3M 1810, 1711, 1608, 1610

 

On the Go: Hard-sided case	Open-singlet lens, self-contained Recommended projectors: 3M 2000 for basic performance
In different locations: Soft-sided carrying case	Triplet lens Recommended projectors: 3M 2660 for high performance

 

Before purchasing or using an overhead projector, it is a good idea to become familiar with the following components and options.

Lenses
Lenses: Overhead projector lenses come in three variations: singlet, doublet and triplet. Each has a different focal length. The focal length, along with the stage size, determines the throw distance, or the distance your projector needs to be from the screen.

Head Types
Closed: Lenses and mirror are enclosed to keep out dust and fingerprints.
Open: Lenses and mirror are not enclosed.

Features
Lamp changer: Has ability to hold a second lamp for minimal disruption if first lamp burns out during presentation.
Color tuning: For image color adjustment in a wide range of projection.
High/Low switch: Can be used on the low setting to extend lamp life, or on the high setting for increased brightness.
Folding Post for storage and portability.

For more detailed technical information, click here.