2:4-Dimethyl-6-ethoxyquinoline, otherwise known as the chemical dicyanin (not to be confused with the trademarked brand). This is an original set of vintage red cyanin dye goggles from the world war 2 era. True to the internet legend these have a knob on the front which can switch them between the red and yellow tint. True to the legend these were issued for a very short time to WW2 gunmen but not the pilots and quickly abandoned shortly thereafter. True to the legend they were originally designed to prevent incendiary rounds from ruining the gunman's natural night vision. THIS ...

Gentex Alpha SPH Hgu Flying Helmet Day Hud Optics NVG VERY RARE! Very rare flying helmet NVG bracket mounted HUD designed for used with the following flying helmets. This unit fits into the NVG bracket which is fitted on flying helmets. Please note the helmet in the first IS NOT included in the sale. It is to show people what it looks like fitted to a helmet. The same for the last 2 pictures. The last 2 pictures shows what the HUD displays. The item "Gentex Alpha SPH Hgu Flying Helmet Day Hud Optics NVG VERY RARE" is in sale since Saturday, December 12, 2020. This item is in the category ...

   Actual film is green phosphor. Pics were taken outside in heavy forecast with clouds and 10% moon somehow given my camera baby bluish color, not sure why. VERY RARE Legacy PVS-5 type Dual Tube Litton (Electron Tube Division) M915 Gen 2+ (not M912) NVG Night Vision Goggles w/ case. Condition is Used, rust-free, function well with some wear and tear but excellent for it's age. 1 of plastic focus stop sleeve has minor crack (pic) and won't affect functionality. Tubes have plenty of life left. They also have some dark area 6 oclock, see pics. Unit can be build into a helmet-mounted BNVD ...

   NAUTILUS NV-G 7/8 FY REEL WITH CASE. VERY FINE CONDITION, GENTLY USED FOR A SHORT TIME. The item "NAUTILUS NV-G 7/8 RLY REEL WITH CASE. VERY FINE CONDITION" is in sale since Wednesday, August 28, 2019. This item is in the category "Sporting Goods\Fishing\Reels\Fly Fishing Reels". The seller is "oldnewfie" and is located in Sarasota, Florida. This item can be shipped to United States, Canada, United Kingdom, Denmark, Romania, Slovakia, Bulgaria, Czech republic, Finland, Hungary, Latvia, Lithuania, Malta, Estonia, Australia, Greece, Portugal, Cyprus, Slovenia, Japan, China, ...