https://lumicrest.com/par-mean/

PAR stands for Parabolic Anodized Reflector. What's that? Many halogen spot and flood lights use a parabolic (U-shaped) reflector to collect and reflect the light  ...

https://www.youtube.com/watch?v=kuBsr-GOXVU

Nov 14, 2012 ... Lighting terms can be confusing. In this video, David Geldart of Lumicrest Lighting Solutions demystifies the terms "PAR" and "MR" and explains ...

https://www.lumigrow.com/demystifying-lumens-lux-and-par/

Plant biologists define light in the 400nm to 700nm spectral region as “ photosynthetically available radiation,” or PAR. The unit for measuring PAR, micro-mols ...

https://en.wikipedia.org/wiki/Parabolic_aluminized_reflector

A parabolic aluminized reflector lamp is a type of electric lamp that is widely used in ... A PAR lamp consists of a light source, with lens and a parabolic reflector with a smooth aluminium surface ... Therefore, the diameter of the light spot is defined by the aluminium reflector, and cannot be adjusted without changing the lamp.

https://www.ecomall.com/greenshopping/lightbulbs83.htm

PAR VS BR LIGHT BULBS. What does “PAR” or “BR” even mean? PAR stands for Parabolic Aluminized Reflector. BR stands for Bulged Reflector. What does ...

https://www.earthled.com/blogs/led-lighting-faq-frequently-asked-questions/what-is-the-difference-between-a-par-and-r-br-bulb

Nov 15, 2016 ... PAR (short for Parabolic Aluminized Reflector) bulbs are lamps with "spot light" features, meaning that they provide a beam spread that is ...

https://en.wikibooks.org/wiki/Technical_Theatre/Lighting/PAR

PAR lights, or Parabolic aluminized reflector light, are often referred to as Parcans. They are normally a single lamp/reflector unit, that looks similar to a car  ...

https://www.bulbamerica.com/pages/par-cans

Stage Lighting can be tricky and costly, find the best PAR Cans, PAR Can Bulbs, PAR ... The acronym PAR means "parabolic aluminum reflector", and the name ...

https://fluence.science/science/par-ppf-ppfd-dli/

What's the difference between PPFD, PPF, PAR & DLI in lighting? ... The purpose of this article is to define these terms and acronyms, correct some common ...

https://growace.com/blog/why-is-par-rating-a-big-deal-for-indoor-grow-light-systems/

Jun 20, 2017 ... PAR is one of the biggest factors on whether your grow lights will ... So that means the more intense PAR a light has the better it is, right? Yes!