Photomicro Group Bright Frame Viewfinder PM-VSB & Control Unit
| Summary | Main Characteristics | Notes - Related Units |
| Mounting the PM-VSB onto the automatic exposure body illuminates both the reticle line and the film format frame in the focusing telescope, thus facilitating focusing, spot measurement and framing, even when using a fluorescence microscope or darkfield illumination. | Frame color can be switched between yellow and red, with adjustable brightness. | This focusing unit can only be used with the Automatic Exposure Bodies PM-PBS & PM-PBSP. |