Optical Devices
Learn everything you want about Optical Devices with the wikiHow Optical Devices Category. Learn about topics such as How to Choose Binoculars, How to Make a Periscope, How to Make a Burning Laser, and more with our helpful step-by-step instructions with photos and videos.Articles about Optical Devices
![](./images/1851537249--crop-375-300-375px-nowatermark-Choose-Binoculars-Step-12-Version-2.jpg.webp)
How to
Choose Binoculars
Expert
![](./images/2687514007--crop-375-300-375px-nowatermark-Make-a-Periscope-Step-14-Version-3.jpg.webp)
How to
Make a Periscope
Expert
![](./images/3266196982--crop-375-300-375px-nowatermark-Use-a-Microscope-Step-16-Version-2.jpg.webp)
How to
Use a Microscope
Expert
![](./images/724383937--crop-375-300-375px-nowatermark-Calibrate-Binoculars-Step-9-Version-2.jpg.webp)
How to
Calibrate Binoculars
Expert
![](./images/4178259781--crop-375-300-375px-nowatermark-Make-a-Microscope-Step-12.jpg.webp)
How to
Make a Microscope
Expert
![](./images/1843736642--crop-375-300-375px-nowatermark-Select-a-Monocular-Step-11.jpg.webp)
How to
Select a Monocular
Expert
![](./images/2258125660--crop-375-300-375px-nowatermark-Have-Better-Focus-on-the-Microscope-Step-9-Version-2.jpg.webp)
How to
Focus a Microscope
Expert
![](./images/2216309739--crop-375-300-375px-nowatermark-Look-Pregnant-Step-11-Version-3.jpg.webp)
How to
Look Pregnant
Expert
![](./images/1316958140--crop-375-300-375px-nowatermark-Use-a-Laser-Cutter-Step-13.jpg.webp)
How to
Use a Laser Cutter
Expert
![](./images/2278764250--crop-375-300-375px-nowatermark-Use-Binoculars-Step-11.jpeg.webp)
How to
Use Binoculars
Expert
![](./images/941960656--crop-375-300-375px-nowatermark-Use-a-Monocular-Step-11.jpg.webp)
How to
Use a Monocular
Expert