Figure 1.3 The AF51 in use on a PUMA microscope showing a live video image of the specimen under the
stage by means of a tablet computer (microscope and computer are shown for illustration, they are not
supplied with the camera). Note that the camera shows the complete circular field of view captured by the
OptArc x10 WF high eye point eyepiece used in this setup.
Detailed specs will be given in a separate chapter but the main features that make the
AF51 particularly suitable for use with the PUMA system is that it is small and light weight.
This minimises the tendency to cause vibrations on the scope and fits in with the
‘portability’ ethos of the PUMA system.
The camera is designed with a built-in lens to image via afocal eyepiece projection and
the lens system is designed to give a complete circle wide field of view when used with an
OptArc® x10 WF high eye point eyepiece. The field of view with other eyepieces will vary
(see chapter 5 for details of field of view with a range of different eyepieces).
Despite its small size, the AF51 boasts some high end features that make it a very
versatile camera for both academic research, educational and recreational uses. Such
features include its very wide dynamic range (including a ‘night mode’ which allows for
OptArc AF51 Camera Page 13 of 99 User Guide v1.02