Tag » Diameter

Through An Improved Pinhole

Between my last post and this morning, I’ve done some research into the science behind pinhole cameras and I’ve come up with a new and improved setup.   656 kata lagi

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PPO (Polyphenylene Oxide) Noryl EN-265 Round Rod, Opaque Black, Standard Tolerance, ASTM D4349 PPE220 Round Rod, Opaque Black, 3/8" Diameter, 12" Length

The opaque black PPO Noryl EN-265 round rod has a standard tolerance and meets American Society for Testing and Materials ASTM D4349 PPE220 specifications. Modified PPO (polyphenylene oxide) Noryl EN265 is a strong, rigid plastic that offers excellent electrical and thermal properties as well asRead more…


Online Metal Supply Teflon - PTFE Plastic Round Rod 3" diameter x 10" long

PFTE (Polytetrafluoroethylene) is most commonly known as “Teflon” a brand name of the material produced by Dupont. It is a self-lubricating that offers the lowest coeffecient of friction of any material. 14 kata lagi

Plastic Rod Materials

Pi and Straightforwardness

One practical implication of the mysterious number pi seems to be the virtue of straightforwardness: that running around something will always take about three times the distance, time, or effort it would take to just go straight to that thing and then back.

Happy Pi Day

Are you ready for a mathematical celebration? March 14th is Pi Day! It’s also the birthday of Albert Einstein, born in Ulm, Germany, 1879. 137 kata lagi


Pi Day 2016 - 3.1416 Rounding out to a good year!

In celebration of Monday’s Pi Day, which is a pretty cool one this year, since 3/14/16, or 3.1416 is Pi rounded to the nearest 10,000th, I am devoting this post to Pi.   532 kata lagi


Polycarbonate (PC) Round Rod, Translucent White, Meets ASTM D3935, 1/4" Diameter, 8' Length

The polycarbonate round rod has a translucent white color and meets American Society for Testing and Materials ASTM D3935 specifications. Polycarbonate (PC) is a durable plastic that maintains its toughness, dimensional stability, and excellent impact resistance in a wide range of temperatures.Read more…