B&H has the Rokinon 8mm f/3.5 HD Fisheye lens for $189 (reg. $259) as todays Deal Zone deal. This lens is for Canon APS-C cameras like the Canon Rebel series, 60D, 70D and 7D models, among others. Check it out while it lasts here at B&H Photo.
Rising makes a huge range of pinhole lenses for just about every modern DSLR and mirrorless camera. They are available with aperture ranges from f/41 to f/222 and come in a number of focal lengths. They also serve double-duty as camera body caps.
B&H shows off the features and some of the resulting images in the “quick look” video below.
Check out all of the options here at B&H Photo.