Very cool. I was surprised to see the 40W-60W equivalent value; that's much better than I would have guessed, but makes sense based on the Philippine's equatori

Very cool. I was surprised to see the 40W-60W equivalent value; that's much better than I would have guessed, but makes sense based on the Philippine's equatorial location. Kind of like a modern-day deck prism. https://en.wikipedia.org/wiki/Deck_prism https://en.wikipedia.org/wiki/Deck_prism