ANTIQUE BRASS GRUNOW RARE OCULAR EYEPIECE MICROSCOPE PART AS PICTURED &R9-B-09 Zerodur Quartz crystal holder PL-39 AT-cut

Quartz crystal holder PL-39 AT-cut FREQUENCY 4165 KC CARLISLE Pennsylvania

img{max-width:100%}ANTIQUE BRASS EYEPIECE COMPENS OKULAR "6"  MICROSCOPE PART AS PICTURED &A3-B-89

WOLFE WETZLAR GERMANY OBJECTIVE 4X 45X LENS MICROSCOPE PART AS PICTURED &H9-A-53

img{max-width:100%}LEITZ WETZLAR GERMANY POL STAGE MICROMETER MICROSCOPE PART AS PICTURED &FT-4-64

OPTICAL HEAT ABSORBING GLASS FILTER MICROSCOPE PART OPTICS AS PICTURED &P6-A-68

ANTIQUE BRASS GRUNOW RARE OCULAR EYEPIECE MICROSCOPE PART AS PICTURED &R9-B-09 Zerodur Quartz crystal holder PL-39 AT-cutANTIQUE BRASS GRUNOW RARE OCULAR EYEPIECE MICROSCOPE PART AS PICTURED &R9 B 09 THANKS.