Reference: 51486011
Brand: B.I.G.
It is used to test the sharpness of lenses. It is a 19 × 19 cm chart on deep matte paper, with a special starfish test pattern of 18 cm diameter (48 pairs of segments).
You take a picture of the starfish with the tested instrument/lens and you can determine the resolving power of your lens by the result. Instructions for use and evaluation are included in the package.
The quality of sharpness and focusing is tested in the described way also in specialized laboratories.
Reference: 51486011
Brand: B.I.G.
Reference: 51786019
Brand: B.I.G.
Reference: 10890091
Brand: Meopta CZ
Reference: 90420499
Brand: Danes Picta
Reference: 51786010
Brand: B.I.G.
Reference: hel00158
Brand: Helios
Reference: 88206607
Brand: Kaiser
Reference: 51681324
Reference: 88206608
Brand: Kaiser
Reference: 90420504
Brand: Danes Picta
Reference: 88206605
Brand: Kaiser
Reference: 90420483
Brand: B.I.G.
Reference: 88206606
Brand: Kaiser
Reference: big00553
Brand: B.I.G.
Reference: 90420484
Brand: B.I.G.
Reference: 51786018
Brand: B.I.G.