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Home / Car Insurance / Articles / Why Do We Prefer a Convex Mirror in Vehicles? Rear View Mirror in Vehicles Explained [2024 Guide]

Why Do We Prefer a Convex Mirror in Vehicles? Rear View Mirror in Vehicles Explained [2024 Guide]

Team AckoJan 9, 2024

While driving a car, it's vital to be aware of your surroundings.

This makes the driving experience safe for you as well as others on the road.

Here, mirrors can play a huge role in ensuring safety, as they enable you to see what is happening around and behind you.

This article highlights why do we prefer convex mirrors in vehicles while exploring its benefits.

why-do-we-prefer-a-convex-mirror-in-vehicles

Contents

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What is a convex mirror?

A convex mirror is a type of mirror that curves outwards.

This is in contrast to a concave mirror, which curves inwards.

Convex mirrors offer a wider field of view than concave or flat mirrors, making them ideal for specific applications rear-view mirrors in vehicles.

They are used primarily when a wider field of view is required.

However, convex mirrors in vehicles may not provide the clarity and magnification that a flat or concave mirror would.

Advantages of convex mirrors

Convex mirrors, also known as fisheye mirrors, are commonly used in automobiles. The shape of the mirror presents a more expansive view of the surroundings. Here are some of the benefits of convex mirrors in vehicles.

1. Wide angle of view

Convex mirrors offer a much more comprehensive view of the surrounding area, making it easier to keep track of what’s happening behind the vehicle. This is especially beneficial while changing lanes, backing up, merging onto a highway, etc.

2. Enhanced safety

The broader view of the surrounding area offered by convex mirrors can help reduce the chances of accidents by providing better awareness of your surroundings. 

3. Reduced blind spots

Convex mirrors can also help to reduce blind spots, which are areas around the car that are difficult to see, as the curvature of the mirror allows you a wider viewing angle.

Comparison with flat mirrors in vehicles: Convex vs Flat mirrors

Typically, flat mirrors accurately reflect the objects being viewed.

However, they have a limited field of view and can create blind spots.

In contrast, convex mirrors provide a broader view of the surroundings. However, convex mirrors can distort the image being reflected.

Here is a table comparing a convex mirror and a flat mirror.

Basis for comparison

Convex mirror

Flat mirror

General view

Greater angular vision

Straight line of vision

Highway travel

Reflects vehicles adjacent to your own vehicle

Can view only one traffic lane

How convex mirrors work in cars

Convex mirrors are usually mounted on rear-view mirrors, as their curvature allows you to see a large area of the surroundings without moving your head or adjusting the mirror.

Drawbacks of convex mirrors in vehicles

Here are some potential disadvantages of convex mirrors in vehicles.

  • Offers a distorted image reflected by the mirror.

  • It could be challenging to judge the distance of objects.

  • Can make it difficult to judge the speed of other vehicles.

Tips for using convex mirrors in vehicles

Here are some suggestions for using convex mirrors in cars.

  • Position the mirror correctly: The mirror should be positioned to provide a wider and clear view of the surrounding area.

  • Adjust the mirror accordingly: Depending on your height and seating position, the convex mirror may be required to be adjusted for the best viewing angle.

  • Use it in combination with the flat mirror: While the convex mirror offers a wider viewing angle, it is still vital to use the flat mirror to accurately judge the distance and speed of vehicles.

Frequently Asked Questions (FAQs)

Here are the answers to some common questions about using convex mirrors in vehicles.

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Can I replace my car’s flat mirror with a convex mirror?

It is not recommended to replace the flat mirror with a convex mirror without professional guidance. Flat mirrors offer an accurate reflection of the object being viewed and also help gauge the speed of the object.

Are convex mirrors in cars legal in India?

Not all vehicles are allowed to use convex mirrors. Please check with the concerned authorities about the legality of installing a convex mirror in your vehicle. 

How important is car insurance?

Car insurance offers wide-ranging benefits, including coverage for the insured vehicle and third-party liabilities. Damages to your car due to an accident, natural and manmade calamities, and fire are covered under Comprehensive Car Insurance Policy. It also covers vehicle theft and offers the option to include add-on covers to enhance the coverage.

Can convex mirrors be used on both sides of a car?

Convex mirrors are usually used on the passenger side of a car since they can distort the image when used on the driver’s side. Hence, it is recommended you fix the convex mirror on the passenger side rear-view mirror.

Do convex mirrors make objects appear closer or farther away?

Convex mirrors can make objects appear smaller and farther than they are due to the curvature of the mirror.

Which is a better rear-view mirror? Concave or convex?

The choice between a convex or concave mirror comes down to personal preference and the driving conditions you encounter. Some people prefer the wider view provided by convex mirrors, while others may feel more comfortable with the larger image size of concave mirrors. It's a good idea to test both types to see which suits your needs and provides optimal driving visibility.

Which mirror is used as a rearview mirror?

The mirror used as a rearview mirror in a car is typically a flat mirror. Flat mirrors reflect light without distortion, allowing the driver to see a clear, undistorted view of the objects behind the vehicle. This type of mirror provides a true representation of the distance and position of objects, making it easier for the driver to judge the relative speed and proximity of vehicles approaching from behind.

Why convex mirrors are used in vehicles?

Convex mirrors are commonly used in vehicles for the specific optical properties that make them suitable for improving visibility and safety, including wider view, elimination of blind spots, enhanced depth perception, compact size and for its anti-glare properties.

Disclaimer: The content on this page is generic and shared only for informational and explanatory purposes. It is based on several secondary sources on the internet, and is subject to changes. Please go through the applicable policy wordings for updated ACKO-centric content, and before making any insurance-related decisions.

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