108 Additional Reference Information Falcon™ 4-CLHS Series
Additional Reference
Information
Choosing a Lens with the Correct Image Circle
Falcon4 requires a lens with an image circle specification to fully illuminate the sensor. The
following section graphically shows the minimum lens image circle for each model along with
alternative lens types. Brief information on other lens parameters to consider follows those
sections.
Lens Options for Models with M42 Mounts
The following figure shows the lens image circles relative to Falcon4-CLHS models using the
Lince 11M sensor and Emerald 67M.
Cameras with a M42 screw mount need image circles exceeding the diameter of the sensors.
30.8 mm minimum
Image Circle
E2V Emerald 67M
(M8200 model)
E2V Lince 11M
(M4480, M4400 models)