HR EYEPIECES
Good choice as either supplementary eyepiece in combination with HDF or single
eyepiece for the more value conscious requiring long eyerelief.
HR 40933 zoom eyepiece is an excellent choice for 665 models giving 18-54x.(2)
HR eyepiece 40812 can be used as both a viewing lens as well as being an option in
providing the eyepiece part of the 41109 Photoadapter+eyepiece combination option for
SLR Photography.