Have you heard about micro lenses (probes) in filmmaking? Macro glass is well known and heavily utilized by filmmakers. However, micro lenses, although not new, are less familiar. Luckily, the guys at Digital Cinema Society shed light on micro cinematography, with the help of Infinity Photo-Optical which specializes in prime micro glass.
Source: Are You Ready For ‘Micro’ Filmmaking? – Y.M.Cinema – News & Insights on Digital Cinema