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#Diy refractor telescope mod#
Sometimes it's quiet in there, so if no one responds, feel free to tag a mod so we get an alert. Quick questions are also welcomed but the form is much better for a recommendation. We're on IRC, too! Drop by #flashlight on Libera.chat to live chat with the enthusiasts.įeel free to come hang out with us and talk about flashlights. Use this app for making your own runtimes!įlashlight Troubleshooting: Help with your broken flashlight Further info.ĬeilingBounce App by our own u/zak. Recommendation Form: Use this guide to give the community a better understanding of what your needs. Get official r/flashlight swag" by PhotonPhreaks! All profits are donated to the sub to help fund giveaways, and giveaway supporting material (chargers, cells, etc.) Marketer guidelines: for website representatives and owners.
The largest reflecting telescopes currently have objectives larger than 10 m (33 feet). Rule 11: Don't post a photo that's just boxes The maximum physical size limit for refracting telescopes is about 1 meter (40 inches), dictating that the vast majority of large optical researching telescopes built since the turn of the 20th century have been reflectors. Rule 10: Reviews must include the flashlight in the title Rule 8: Don't delete posts with discussion it was supposed to be 100 cm, but turned out otherwise. I used a lens with 82 cm focal length as the objective. Rule 4: Adhere to the Marketer Guidelines Step 1: Gather the Materials You will need - two convex lenses, one with a long focal length for the objective lens, and one with a very short focal length as the eyepiece. We do have a monthly sales thread on the first Monday of each month. In this activity students will build, and observe with, simple refractory telescope providing an interactive introduction to light, lenses and refraction. Need to sell a light? Individual sales posts are not allowed. The product page and pricing helps everyone. Please LINK when recommending or asking about a light.
There is no such thing as a dumb question here and everyone is more than happy to help out. Great deals you've found and personal reviews/pictures of your flashlights or related gear are always welcome.įeel free to ask anything related to flashlights. Don't be shy to post your NLD (New Light Day) items that you just picked up.įeel free to include related topics like batteries, chargers, mounts, holsters, etc. We discuss flashlights of all types including:ĮDC, keychain, headlamps, lanterns, weapon, work, and many others.
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