$26 Hitech 85 x 85mm Star Effect 2 Point Filter
#Pentax645Z Medium Format DSLR features a 43.8 x 32.8 mm CMOS sensor with 51.4 effective megapixels. The sensor is designed without an anti-aliasing filter to maximize sharpness and details. (at B&H...
9100 Series Welding Helmet With 9100XX 2.8" X 4.2" Shades 5 And 8 - 13 Auto Darkening Lens And Side Windows - Amazon.com
Corny Keg dry-hopping filter
Bushnell H2O Waterproof/Fogproof Compact Roof Prism Binocular, 8 x 25-mm, Black - http://www.binocularscopeoptics.com/bushnell-h2o-waterprooffogproof-compact-roof-prism-binocular-8-x-25-mm-black/
9100 Series Welding Helmet With 9100XX 2.8" X 4.2" Shades 5 And 8 - 13 Auto Darkening Lens And Side Windows
Camping Survival - First Aid, Paracord, Food & Water, Outdoor Gear, etc
gotta get one of these...sand and dirt filter through the blanket! would be perfect for camping and for using on that future grand canyon paddling trip...