ARRI ALEXA Series User Manual

In-Camera Filter Module IFM-1 221
17.1.1 Safety instructions for in-camera filtration
Proper shimming is crucial for the safe use of in-camera filters. Only
correct shimming ensures the proper flange focal depth.
17.1.1.1 Maximum lens mounting depth
Only cameras with the original IFM-1 Shim allow for 31.50 mm
maximum lens mounting depth of PL mount lenses, when using in-
camera filters.
To avoid damage or injury when using PL mount lenses, use only
lenses that do not exceed the following dimensions:
Figure 137: Allowed lens dimensions with in-camera filters
For a safe and correct use of internal filters, always shim your camera
properly.
 Observe all precautions and use only proper tools, lenses and
materials
 For PL mount lenses, use only lenses with 31.50 mm maximum
mounting depth

ARRI ALEXA Series Specifications

General

Dynamic Range	14+ stops
Resolution	4.5K (ALEXA LF), 6.5K (ALEXA 65)
Recording Formats	ARRIRAW, Apple ProRes
Lens Mount	PL mount
Viewfinder	Optional EVF (Electronic Viewfinder)
Sensor Size	Super 35 (most models), Large Format (ALEXA LF, ALEXA 65)
ISO Range	EI 160 - EI 3200 (Base ISO 800)