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

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Angled vs Straight Spotting Scope: Which One to Choose?
If you’re a dedicated hunter, you’ve probably heard a lot about this angled vs. straight A spotting scope is a compact high-power telescope optimized for detailed observation of distant objects. debate. There are many different types of scopes, but these tend to ...
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How to Judge Distance Without a Rangefinder Effectively
There was a time when you had to guess how far away your prey was while out hunting. Then, the advent of the rangefinder changed everything. Suddenly, you could better enjoy your experience as there was no disappointment at not accurately guessing how far away you were from your target. ...
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Compound vs Stereo Microscope: Are They That Different?
There are many different types of microscopes and while some may look similar in appearance, their uses are vastly different. When it comes to understanding the differences between a compound vs stereo microscope, things may seem a bit confusing. However, the purpose of this article is to walk you through all their ...
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8 Best Single Pin Bow Sights – Excellent Addition to Any Bow
If there were a sure-fire means of improving your shooting and archery, ensuring that you hit the target almost every single time, would you be interested in it? Definitely! Well, you don’t have to think it is impossible or far-fetched, because the best single pin bow sight gives you exactly that. These accessories ...
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FFP vs. SFP Scopes
When you are shopping for a new rifle scope, thinking about upgrading your current rifle scope or looking into getting a rifle, there is a chance that you have come across the phrase FFP vs. SFP. It’s a critical part of the In geometrical optics, a focus, also called an image point, is a point where light ...
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6 Best Theater Binoculars – Notice Every Detail!
Not all premier theatre binoculars work as they expected to do. Their performance is contrary to their description. If you think you know what to look for in the best theatre binocular to look, you might be wrong. In the vast market of binoculars, your assumptions could end up being wrong. The assumptions will hardly ...
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A Complete History of Binoculars
TheOptic are confident that you will all know what binoculars are, but not everybody understands the history of binoculars; when and where binoculars were invented and who by, how binoculars have evolved from early examples and common uses for binoculars that may vary from their original purpose. Here we will look ...
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Telescope vs Binoculars for Astronomical Observation
Astronomy is one of the world’s oldest studies of nature. The wonder and awe of astronomy are obvious when one stays up late to watch the stars, catch sight of a shooting star, or watch a comet shower. Using either a telescope or binocular to view the stars is one of the ways to start. This article discusses the ...
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7 Best Scopes for Marlin 336 – Reviews and Buying Guide
Not all scopes you buy to use with your Marlin 336 lever-action rifle are as good as they are described. Some may be hyped up above their capabilities, and it’s your job to avoid them if you want the best scope for your Marlin 336. To successfully avoid any scope that may be a waste of your money, you need to know how ...
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Binoculars vs. Monoculars
If you’re someone who loves the great outdoors and sightseeing, you know the importance of a good pair of binoculars or even just a monocular. These devices allow you to see better, even when you’re at a considerable distance. This is especially true for things that are far away and not clearly visible to the naked ...