Top 10 Best Red Flashlight For Astronomy In 2022

A night sky is a big place. There is so much to see and so much to learn. Having a telescope and being able actually to see the stars is an incredible feeling. The stars and planets are a mystery to us, but observing how all of the different objects work is a whole of fun.

The red flashlight is an astronomy-grade flashlight that is one of the most useful tools for astronomy. It allows you to see stars in the night sky and spot them from your own backyard. Depending on what kind of telescope you have, you may have to mount this flashlight to your telescope tripod.

As you are reading this article, the chances are that you are looking for a red flashlight for astronomy.

There are different models of red flashlights available on the market, which makes it very challenging to find out the best red flashlight for a person who doesn’t have much knowledge about flashlights.

Therefore, after testing and comparing different models and brands, we have shortlisted the 10 best red flashlight for astronomy to help you out. These flashlights will protect your night vision without interfering with other astronomers.

So, without further talk, let’s get started.

A quick answer to this question is, red lights are less sensitive than white lights, and they are less likely to mess with the dark-adaption of our eyes. Therefore, while doing astronomical observation at night, red lights provide you with clear visibility without ruining the night vision. That’s why red flashlights are often used for astronomy.

When we are in a dark environment, our eyes start adopting the situation and become more sensitive to see more with less light. Also, the longer we stay in the dark, the better our eyes become at adapting to the darkness. However, even a little stray light can stop this adaptation process and put your eyes back to the beginning status.

But, Human’s eyes are less sensitive to red light. However, red lights also damage our adaption, but it’s minimal, and your eyes get adjusted with it very quickly. Thus, red light enables you to see in the dark without disturbing the dark-adaption of your eyes.

Therefore, astronomers use red lights to read star maps, observe areas, and find their equipment in the dark without sacrificing night vision. If they use a white flashlight, their eyes will start hurting, and the dark-adaption will disappear in a flash.

Our Best Picks At A glance:

Top 10 Best Red flashlight for astronomy:

ProductPrice
WAYLLSHINE Red LED FlashlightCheck Price
Celestron Red Astronomy FlashlightCheck Price
Coast LED FlashlightCheck Price
Weltool M7-RD Red LightCheck Price
Carson Red Sight ProCheck Price
Orion 5768 Red FlashlightCheck Price
UltraFire WF-502R Red FlashlightCheck Price
GaiGaiMall Red Light HeadlampCheck Price
DARKBEAM Red Light Check Price
Abom Pocket FlashlightCheck Price

1. WAYLLSHINE Red LED Flashlight

best red flashlight for astronomy

Specification

  • Brand: WAYLLSHINE
  • Light Source: LED
  • Luminous: 200 lumens
  • Lighting Distance: 150 yard
  • Avl Light Options: RED
  • Battery: AA
  • Weight: 67 grams
  • Dimensions: ‎4.4 x 2.2 x 1 inches

If you are short on budget, then the WAYLLSHINE Red LED Flashlight will be an excellent option for you. The flashlight provides great value at a low price and offers all the features you would require to see in the dark without ruining your night vision.

Moreover, the flashlight is specially designed for night activities, like astronomy. Besides exploring the sky, the flashlight can also help you observe animals in the dark. Compared to humans, animals are less sensitive to red light, so you can find them out and observe their natural behaviour at night without disturbing them.

The flashlight comes with only a single mode, which saves you from switching multiples modes to find the right mode you wanted. Also, the flashlight allows you to zoom the LED light for more than 150 yards by sliding the head of the flashlight back and forth.

With 200 lumens of output, you can have a clear view at night without disturbing others. The red flashlight is powered by one AA battery. However, you can also use one 1,4500 mAh battery in the flashlight for more brightness and better visibility, but it will generate more heat than a AA battery.

Our Verdict:

The WAYLLSHINE Red LED Flashlight is one of the cheapest flashlights that you can get right now. The flashlight is made with aluminium alloy, which provides great durability. If you take proper care, then the flashlight can last up to 10,000 hours without any problem.

Pros

  • Affordable price
  • Lightweight and compact
  • Powerful beam
  • Long-throw distance

Cons

  • Single brightness mode

2. Celestron Red Astronomy Flashlight

best red flashlight for astronomy

Specification

  • Brand: Celestron
  • Light Source: LED
  • Connector Type: USB Type-A
  • Avl Light Options: RED
  • Battery Capacity: 5,000 mAh
  • Battery: Lithium-Ion
  • Weight: 181 grams
  • Dimensions: 6.4 x 4.05 x 2.35 inches

Celestron is one of the leading manufacturers of flashlights. Among their so many different models, the Celestron Red Astronomy Flashlight is one of the best. It is an astronomy-grade flashlight that offers all the necessary features that astronomers require.

You will be surprised to know that the flashlight has a built-in USB power bank. The 5,000 mAh power bank can recharge your smartphones and other small gadgets in the field. Also, the USB type-A port allows you to charge tablets and other 5V DC devices without any problem. So, if you are an astronomer, then this can be very beneficial for you.

Moreover, the flashlight is specially designed to explore the night world. It helps you preserve the night vision without disturbing other astronomers or any animals. Also, it features three brightness levels which enable you to adjust the brightness according to your preferences.

The flashlight is very lightweight and portable, which make it very convenient for an astronomer. Besides, the flashlight includes silicone mount straps that can be used to attach the flashlight to your telescope tripod leg or any other object. Also, the flashlight comes with a wrist strap to ensure safety while using it.

Our Verdict:

The Celestron Red Astronomy Flashlight is an all-in-one solution for you. It helps you charge your devices no matter where you are, and the portability of this flashlight enables you to carry it anywhere you want. Also, you will hardly experience any overheating issues with the flashlight because its battery is designed for more than 500 charge cycles.

Pros

  • Durable built quality
  • Highly portable
  • Multiple brightness levels
  • Built-in power bank

Cons

  • Bit heavy

3. Coast Red LED Flashlight

best red flashlight for astronomy

Specification

  • Brand: Coast
  • Light Source: LED
  • Lumen Output: 315 lumens
  • Avl Light Options: RED/HIGH
  • Throw Distance: 465 ft.
  • Runtime: 1 hours
  • Battery: AAA
  • Weight: 90 grams
  • Dimensions: 1.56 x 0.4 x 0.46 inches

If you want all the features without breaking the bank, then the Coast LED Flashlight is here for you. The flashlight maintains a perfect balance between price, features, and power. Also, it is very convenient, and you can use it for day to day tasks besides astronomy.

The flashlight comes with dual color modes: Red and white. The white mode offers bright, long-distance illumination, while the red mode enables you to keep stargazing without disturbing your dark-adapted eyes, making it an ideal option for everyday use. You can easily switch between these two modes by pressing a button located near the head of the light.

With a lumen output of about 315, the flashlight can throw light up to 465 meters. Besides, its extraordinarily bright and centred Bulls-Eye spot increases the effective viewing angle and provides you with better visibility.

Furthermore, the flashlight is durable enough to survive intensive use cases without any worries. It is built with lightweight aluminium, which can resist rust and corrosion. It also features reliable water resistance and durability. It can stay alive for more than 1 hour on a single charge.

Moreover, the flashlight is backed by Coast’s lifetime guarantee, and it is also rated to ANSI/FL1 standards.

Our Verdict:

The Coast LED Flashlight can provide a great view of a large area with no dark spots. Besides astronomy, its dual-color mode will allow you to use it as a traditional flashlight. So, I think you should give this flashlight a try.

Pros

  • Value for money
  • Durable design
  • Dual-color mode
  • Great brightness

Cons

  • Not enough battery life

4. Weltool M7-RD Red Light

best red flashlight for astronomy

Specification

  • Brand: Weltool
  • Light Source: LED
  • Lumen Output: 148 lumens
  • Avl Light Options: RED
  • Throw Distance: 88 ft.
  • Runtime: 3 hours
  • Battery: Li-ion (3500mAh)
  • Weight: 173 grams
  • Dimensions: ‎6.42 x 3.54 x 1.97 inches

The Weltool M7-RD Red Light is one of the most powerful flashlights for astronomy. The flashlight is so powerful that it can be used for sending signals or for asking for help.

The flashlight is specially designed for astronomy. The red light will not influence your night vision like intense white lights and help you observe stars. Also, during astronomical observation, animals will not be disturbed by the light, and you can even observe them closely. The flashlight can offer up to 148 lumens of output for better visibility.

Also, the unibody construction of this flashlight provides excellent durability. Thanks to the multiple built-in tiers of protection systems, the flash can resist water and shock easily.

On top of it, the flashlight comes with a 3,500 lithium-ion battery, which can last for around 3 hours, and you will hardly experience any overheating issues because the flashlight’s durable build quality gives it a high rate of heat dissipation.

Our Verdict:

Overall performance of the Weltool M7-RD Red Light is pretty impressive. It is a compact, lightweight flashlight which allows you to carry it anywhere with the included pocket clip. Its red light is strong enough for reading the star map without any dark spot.

Pros

  • High brightness
  • Durable construction
  • Waterproof
  • No flickering problem

Cons

  • Bit heavy 
  • Pricey

5. Carson Red Sight Pro

best red flashlight for astronomy

Specification

  • Brand: Carson
  • Light Source: LED
  • Material: Plastic
  • Avl Light Options: RED
  • Battery: 3*AAA
  • Weight: 68 grams
  • Dimensions: 3.75 x 1 x 1 inches

The Carson Red Sight Pro is an excellent flashlight for anyone who loves the outdoors. Its compact and lightweight design makes it an ideal option for astronomical observations, like reading stars. Also, the price of this red LED flashlight is very low.

The flashlight comes with 2 brightness settings that allow you to have clear visibility in the dark without ruining your night vision. Thanks to the unique red LED light, you can read stars at night without readjusting your eyes. Also, the body and the power button are constructed with special glowing rubber that glows in the dark and allows you to hold it safely.

Moreover, the red flashlight contains 9 red LED bulbs. These LEDs are powered by 3*AAA batteries that can provide high brightness and last for a long time without any heating issue.

The durable and compact build quality of this flashlight enables you to carry it anywhere you want. The flashlight comes with a metal carabiner clip that can attach it to almost any type of backpack, bag, or keychain. However, it is not recommended for advanced users because it lacks some essential features, including waterproof.

Our Verdict:

If you are looking for a red astronomy flashlight that will be used for occasional purposes, then the Carson Red Sight Pro is highly recommended. But if you are an advanced user, you should check out other expensive options in the list that offer all the features you require.

Pros

  • Affordable price point
  • Lightweight and compact
  • Glowing texture
  • Decent battery backup

Cons

  • No waterproof
  • Not for professionals

6. Orion 5768 Red Flashlight

best red flashlight for astronomy

Specification

  • Brand: Orion
  • Light Source: LED
  • Avl Light Options: RED
  • Battery: 3*LR44
  • Water Resistance: No
  • Weight: 45 grams
  • Dimensions: 7 x 3.7 x 0.9 inches

If you are looking for the smallest flashlight out there, we have the Orion 5768 Red Flashlight, a compact and lightweight flashlight that can be put anywhere. It is so tiny that you can even attach it to a keyring.

The red flashlight can help you read star charts, find a way around the telescope without harming your night vision. It is bright enough to provide you with a clear view in the dark. Therefore, it is an ideal tool that you should always keep in your accessory case to find stuff at night without any issue.

As compared to other portable LED flashlights, the Orion 5768 is more durable. The whole body of this flashlight is constructed with durable aluminium, and the ON/OFF switch is covered by rubber.

The flashlight comes with a single red LED light inside, which can be powered by 3 button LR44 batteries. With these cheap batteries, you can expect a decent amount of playtime and brightness for stargazing. But it is not powerful enough to help you for navigation in the dark.

Our Verdict:

The Orion 5768 Red Flashlight is a small and lightweight flashlight that is very much comparable to a pocket laser pointer. Its durability and stylish design will make you more than happy. But it is not recommended for advanced users.

Pros

  • Highly portable
  • Durable build quality
  • Compact design
  • Easy to use

Cons

  • No waterproof
  • Low brightness

7. UltraFire WF-502R Red Flashlight

best red flashlight for astronomy

Specification

  • Brand: UltraFire
  • Light Source: LED
  • Throw Distance: 196 ft.
  • Avl Light Options: RED
  • Battery: Lithium-Ion
  • Water Resistance: YES
  • Weight: 90 grams
  • Dimensions: 5.4 x 1.6 x 1.5 inches

The UltraFire WF-502R Red Flashlight is specially designed for astronomy, night observation, hiking and other outdoor activities. The red flashlight can eliminate the dark in the night and provide you with clear visibility without disturbing others.

On top of it, the flashlight is powerful enough to light up an entire 60 meters long yard. Besides, the flashlight allows you to adjust the focus: Zoom in for Floodlight and zoom out for Spotlight to illuminate different distances and areas. Also, as the flashlight comes with only a single mode, you don’t have to cycle the modes to find the right one you wanted.

It is a small and compact flashlight that can be carried easily without any trouble. You can attach the flashlight to your pocket, pants or backpack with the belt clip. Also, the flashlight comes with IPX65 rated waterproof protection, which can protect it in heavy rains.

The flashlight is powered by 1*18650 battery or 2*16340 batteries. If you want better brightness, then the 18650 rechargeable battery will be better for you. However, batteries are not included in the package.

Our Verdict:

The UltraFire WF-502R Red Flashlight has all the essential features that an astronomer requires. It is durable enough to last for years without any maintenance. If you are a frequent traveller, then you should indeed check this flashlight out.

Pros

  • Portable
    Single-mode design
    Long-throw distance
    Affordable

Cons

  • No brightness setting

8. GaiGaiMall Red Light Headlamp

best red flashlight for astronomy

Specification

  • Brand: GaiGaiMall
  • Light Source: LED
  • Material: Aluminum
  • Avl Light Options: RED
  • Battery: AAA
  • Water Resistance: YES
  • Weight: 283 grams
  • Dimensions: ‎4.52 x 4.44 x 4.01 inches

The GaiGaiMall Red Light Headlamp will help you explore the night world and preserve your night vision. A headlamp is a great option to continue your nighttime activities hands-free. Its durability and versatility make it an ideal tool for hunting, fishing, hiking, astronomy and night observation.

If you don’t like holding the flashlight in your hands, putting a headlamp on your head is the solution. You can also use this headlamp as a waist light or bike lamp by removing the adjustable band.

When it comes to the build quality, the headlamp is entirely constructed with elastic and comes equipped with 3 head back buckles that allows you to adjust the headlamp according to your comfort. It can comfortably fit all head shapes and sizes without issues. Thanks to the thick foam padding inside of the forehead plate, you will hardly feel any pain.

The LED headlamp can be powered by 3*AAA batteries. The batteries are powerful enough to provide high brightness. You can adjust the brightness(High/Low/Strobe) according to your preferences for better visibility.

Our Verdict:

The GaiGaiMall Red Light Headlamp can be used for different activities without any discomfort. The flashlight portion is built with high-quality aircraft-grade aluminium alloy, and the headband can be adjusted according to your head size.

Pros

  • Multiple lighting modes
  • Lightweight and portable
  • Comfortable fit
  • Zoomable

Cons

  • Drains battery fast

9. DARKBEAM Red Light

best red flashlight for astronomy

Specification

  • Brand: DARKBEAM
  • Output Lumen: 500 Lumens
  • Light Source: LED
  • Avl Light Options: RED
  • Battery: Lithium-Ion (3,400 mAh)
  • Water Resistance: YES
  • Weight: 130 grams
  • Dimensions: ‎5.22 x 1.25 x 1.01 inches

If you are a frequent traveller who often goes on stargazing adventures, you need a powerful flashlight to fulfil all your needs. The DARKBEAM Red Light is one of the most powerful flashlights for astronomy in the market, which comes with all the required features.

The flashlight is specially designed for astronomy and night observation. The 500 lumens of the brightness of this flashlight offers you better visibility in the dark. Also, the flashlight allows you to adjust focus design according to your need, zoom in for Spotlight, zoom out for Floodlight.

Moreover, the flashlight comes with a 3,400 mAh lithium battery, which can provide you with 3 hours of sustainable use, so you don’t have to charge the flashlight frequently. The battery is powerful enough to get recharged at least 10,000 times.

Also, the red flashlight can help you observe animals in the dark without disturbing them. Animals are less sensitive to a red light, so they will not hide from you, and you will be able to observe their natural behaviour in the dark.

Our Verdict:

The DARKBEAM Red Light provides excellent value at a budget-friendly price point. The high brightness of this red flashlight enables you to see in the dark without sacrificing your night vision. Also, DARKBEAM offers you a 100% satisfaction guarantee and a 90-day money-back guarantee with the product.

Pros

  • Long battery life
  • Covers large area
  • Durable build quality
  • Adjustable focus

Cons

  • No clip
  • Bit heavy

10. Abom Pocket Flashlight

best red flashlight for astronomy

Specification

  • Brand: Abom
  • Light Source: LED
  • Material: Aluminum Alloy
  • Throw Distance: 328-656 ft.
  • Avl Light Options: RED/GREEN/BLUE/WHITE
  • Battery: AAA or 18650
  • Water Resistance: YES
  • Weight: 44 grams
  • Dimensions: 5.66 x 1.3 x 1.08 inches

The last flashlight on the list is Abom Pocket Flashlight with that comes with 4 light modes: White/Blue/Green/Red, which makes it an ideal tool for all kinds of night activities. It offers so many numbers of features at a low price that you will appreciate.

When it comes to the build quality, the whole body of this flashlight is built with high-quality aluminium alloy that provides excellent durability. Also, the flashlight comes with IPx65 rated waterproof protection, making it an ideal option for hunting, fishing, camping, even on rainy days.

Furthermore, the flashlight uses 3*AAA batteries or 1*18650 Lithium-Ion rechargeable battery to power the LEDs. Moreover, the flashlight allows you to switch between 2 user modes: Floodlight & Spotlight.

The Red light mode of this flashlight enables you to explore the night sky without compromising your night vision. Also, the compact and lightweight design of this flashlight make it very easy to carry. It also has a clip that can be used to attach the flashlight to your pocket or backpack.

Our Verdict:

If you are looking for a reliable and durable flashlight at an affordable price point, then the Abom Pocket Flashlight is for you. It offers all the necessary features with 4 different light modes and 2 user modes. Also, you get a 1-year replacement guarantee with the product.

Pros

  • Multiple light modes
  • High-quality material
  • Waterproof
  • 1-year guarantee

Cons

  • Single brightness level

Conclusion

For most of us, the stars are the best way to understand the universe we live in. For those who are astronomers, the stars are so vast that they remain a mystery.

One of the best ways to see the night sky is by looking through a telescope. A red flashlight is an excellent choice for people who want to know the night sky while looking through a telescope. Red flashlights let you safely look through a telescope and see the stars without compromising the night vision.

There are so many different kinds of flashlights out there, but not all of them are designed for astronomy. Also, if you don’t have proper knowledge, you may find it very challenging to find the best red flashlight for astronomy.

As always, we have done our research and provided you with some of the best performing red LED flashlights for astronomy. Among them, the WAYLLSHINE Red LED Flashlight became our best choice thanks to its affordable price point and unbeatable features.

Hopefully, we have managed to guide you to the best unit. Thanks for being with us 🙂