Charles Goebel
Charles Goebel
Charles holds a Master’s degree in Physics Engineering (optics and photonics specialization), has been teaching physics at school for almost 15 years and recently has started teaching a course on optics at a local university. Our irreplaceable website expert.

Latest articles

post
How to Use Binoculars with Glasses?
A binocular is used for seeing distant objects, and if you use glasses, the focal length of your glasses is bound to interfere with that of the binocular. Due to this, there might be an added problem focusing on the object to be seen. This article isn’t here to dwell on the problem but to show you how to use ...
post
7 Best Telescopes Under $300 – Get Closer to the Stars!
Astronomy is not the cheapest hobby but if every time you look up the sky you wish you could get closer to the stars then you have no choice but to invest in the best telescope. That is if you don’t become an astronaut. Thanks to the advancement of technology, anyone can access great telescopes without devastating ...
post
10 Best Backup Cameras with Night Vision – Provide Maximum Safety while Parking!
While some experienced drivers think that parking without a camera is easy, it can be hard to identify hazardous objects behind your vehicle in dark conditions. That’s why many vehicle owners today opt to purchase the best backup camera with night vision.
post
How Do Red Dot Sights Work?
Once you are introduced to a red dot sight, you probably won’t want to stop using it. After all, your aim will improve, you can hit your targets much more frequently, and their use is not just limited to rifles. Whatever type of shooter you are, these devices are bound to up your game, and this might spike your ...
post
9 Best Nikon Binoculars – High-Quality Equipment from Trusted Manufacturer
Few companies in the optics world are as popular or high-quality as Nikon. This company is a global leader when it comes to binoculars. As well as quality optics and durable materials, their models are also priced competitively, so you don’t need to spend a fortune on the best Nikon binoculars. When choosing the ...
post
9 Best 10×42 Binoculars – Get a Clear View Even in Low Light Conditions
The Binoculars you get for watching a football match or bird watching isn’t the same you would use for astronomy or big game hunting. For activities like wildlife viewing and hunting, you will need to see subjects from a far distance and a powerful magnification of 10x together with large size lenses measuring 42mm ...
post
How to Photograph Stars: The Beginner’s Guide
Learning how to photograph stars, galaxies, constellations, distant planets, and the moon is an excellent way to experience the night sky on a more personal level. That said, it might be an infuriating and frustrating affair for beginners since there is so much technical knowledge needed without which the images end ...
post
Simple Explanation to How Does Rangefinder Work
Even though the mode of operation of an average rangefinder is not complicated, you still need to know how it works to get the best out of it. So, how does rangefinder work? A rangefinder basically focuses on a target and acquires a measurement that is typically displayed on the device’s screen. There are different ...
post
Where Are Nikon Scopes Made?
Nikon celebrated a century of existence in 2017, which is an impressive milestone for any company. The Japanese corporation is primarily famous for its cameras and lenses, but they are extremely present in the sight market, too. Nikon scopes enjoy a high reputation among both newbies and experienced shooters. So, ...
post
How to Choose a Rifle Scope: Secrets from Professionals!
Are you fascinated by hunting and wondering how to choose a rifle scope? First, let us learn some information about this device. A rifle scope is a piece of optomechanical equipment that is placed on the top of a weapon. Shooters use this optical sighting device to aim the target carefully at shot accuracy. With Rifle ...