US 11,726,002 B2
Optical test instrument with removable cartridge
Michael Simard, Quebec (CA); Kristine Palanjyan, Quebec (CA); and Stephane Perron, Quebec (CA)
Assigned to EXFO INC., Quebec (CA)
Filed by EXFO Inc., Quebec (CA)
Filed on May 27, 2021, as Appl. No. 17/303,355.
Application 17/303,355 is a continuation in part of application No. 16/553,964, filed on Aug. 28, 2019, granted, now 11,022,520.
Claims priority of provisional application 62/744,161, filed on Oct. 11, 2018.
Prior Publication US 2021/0278313 A1, Sep. 9, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. G01M 11/08 (2006.01); G01M 11/00 (2006.01); G02B 6/38 (2006.01); G01J 1/02 (2006.01); G01J 1/04 (2006.01); G02B 6/42 (2006.01)
CPC G01M 11/086 (2013.01) [G01J 1/0271 (2013.01); G01J 1/04 (2013.01); G01M 11/3136 (2013.01); G01M 11/3154 (2013.01); G02B 6/3825 (2013.01); G02B 6/3827 (2013.01); G02B 6/3893 (2013.01); G02B 6/3897 (2013.01); G02B 6/421 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An optical test instrument comprising:
an instrument casing;
a cartridge receiving cavity extending within the instrument casing, the cartridge receiving cavity having:
an inner end provided with a test instrument optical port; and
an outer end provided with a cartridge receiving opening, the opening being located on the instrument casing;
a connector cartridge sized and configured to fit in the cartridge receiving cavity, the connector cartridge having:
a cartridge inner end which faces the test instrument optical port, and
a cartridge outer end for optical coupling to a device under test (DUT), the connector cartridge housing a fiber optic cable extending between the cartridge inner end and the cartridge outer end, the connector cartridge being removably connectable to the instrument casing.