156x102mm Optical First Surface Reflector Projector Mirror DIY Projector Accessories High Reflectivity Front Surface Mirrors

Optical First Surface Mirror for DIY Projector

This optical first surface mirror, also known as a front surface mirror, is specially designed for projector systems, optical experiments, imaging equipment, and other applications that require accurate light reflection.

Unlike ordinary household mirrors, where the reflective coating is located behind the glass, a first surface mirror has the reflective layer directly on the front surface. This helps reduce unwanted secondary reflections and ghost images, providing a cleaner and more accurate reflected image.

It is an ideal optical component for DIY projectors, mini projectors, optical systems, scientific experiments, and custom light-path designs.

Product Specifications

• Product Name: Optical First Surface Mirror

• Mirror Type: Front Surface / First Surface Mirror

• Material: Optical Glass

• Available Sizes:

  • 156 × 102 × 2mm

  • 114 × 57.5 × 2mm

• Thickness: 2mm

• Quantity: 1 Piece

• Application: Projector / Optical System / DIY Optical Projects

Product Features

• First Surface Reflective Design
  The reflective coating is located directly on the front surface of the glass, helping minimize double reflections.

• Clearer Reflection
  Compared with conventional second-surface mirrors, it provides a cleaner reflected image with reduced ghosting.

• High Reflectivity
  Suitable for applications requiring efficient light reflection and accurate optical paths.

• Optical Glass Base
  Made from quality optical glass for stable optical performance.

• Thin 2mm Design
  Lightweight and compact, suitable for installation in small projector housings and custom optical assemblies.

• Two Sizes Available
  Choose the appropriate size according to your projector or optical system requirements.

Why Use a First Surface Mirror?

A standard mirror reflects light from both the front glass surface and the reflective coating behind the glass. This can create a slight double image or ghost reflection.

With a first surface mirror, the reflective coating is positioned on the front surface, so light is reflected before passing through the glass.

This design is particularly useful for:

• Projector imaging systems

• Optical instruments

• Precision light-path applications

• Camera and imaging equipment

• Scientific experiments

• Laser and illumination systems

• DIY optical projects

Applications

Suitable for:

• DIY Projectors

• Mini Projectors

• Projector Repair

• Optical Imaging Systems

• Light Path Reflection

• Scientific Experiments

• Optical Demonstration Equipment

• Custom Optical Devices

• Photography and Imaging Projects

Installation Tips

1. Handle the mirror carefully by the edges.

2. Avoid touching the reflective surface directly with your fingers.

3. Confirm the required installation angle before fixing the mirror.

4. Keep the reflective side facing the incoming light source.

5. Avoid excessive pressure during installation to prevent glass damage.

6. Make sure the mirror is securely mounted and properly aligned.

Cleaning and Maintenance

The front reflective surface is more exposed than that of a conventional mirror, so careful handling is recommended.

• Remove loose dust with a clean air blower first.

• Use a soft optical lens cloth or lens tissue if cleaning is necessary.

• Avoid rough wiping or excessive pressure.

• Do not use abrasive materials.

• Do not touch the reflective coating directly.

• Store in a clean and dry environment when not in use.

Package Includes

1 × Optical First Surface Mirror

Please select the required size before placing your order.

Important Notes

• The first surface coating should be handled carefully to avoid scratches.

• Please confirm the required dimensions before ordering.

• Slight dimensional differences may occur due to manual measurement.

• Mirror appearance may vary slightly under different lighting conditions.

• Projector and other accessories shown in demonstration images are not included.