Askar M54 Filter Drawer - M54-FD 40 mm Eyepieces 1 mm FIELD STOP DISPLACEMENT

1 mm FIELD STOP DISPLACEMENT TO REFERENCE PLANE +/- 0 mm NUMBER OF LENS ELEMENTS 8 NUMBER OF GROUPS 5 AR-COATING Phantom Coating® Group THREADED FOR FILTERS Yes CAMERA THREAD M43 PARFOCAL EYEPIECES Yes DUSTCAPS 1¼" dustcap (31

The secondary mirror holder is CNC machined and is designed to insure textbook diffraction spikes and no alignment issues

The Falco features high quality glass components treated with Kite Optics MHR coating

For shiny or wet surfaces

Explore Scientific Illuminator II For Finder Scope

Askar M54 Filter Drawer - M54-FD 40 mm Eyepieces 1 mm FIELD STOP DISPLACEMENTUsers have to follow the certain steps to successfully assembly the Askar filter drawer and put it into the light path to fit the whole optical system: 1. Take out the main body of Askar filter drawer 2. Choose a proper camera adapter according to the thread type of your astronomy camera 3. Fix the camera adapter on the main body with 5 M38 countersink screws and wrench of M2 4. Choose a proper telescope adapter according to the thread type of your