Display SFP+ transceiver details on the Juniper switch (EX4600)

To check the PIC media type and status for a particular FPC, use the show chassis fpc pic-status fpc-slot command.

To display PIC hardware information, including the media type description, use the show chassis hardware command.
show chassis fpc <pic-status <fpc-slot >>
show chassis hardware

show chassis fpc pic-status

Slot 0   Online       EX4600-40F
  PIC 0  Online       24x10G-4x40G
  PIC 1  Online       EX4600-EM-8F

show chassis pic fpc-slot 0 pic-slot 0

FPC slot 0, PIC slot 0 information:
  Type             24x10G-4x40G
  State            Online
  PIC version      3.22
  Uptime           111 days, 1 hours, 11 minutes, 11 seconds

PIC port information:
                         Fiber                    Xcvr vendor       Wave-    Xcvr
  Port Cable type        type  Xcvr vendor        part number       length   Firmware
  2    10GBASE LR        SM    FINISAR CORP.      FTLX1471D3BCL-J1  1310 nm  0.0
  6    GIGE 1000LX10     SM    FINISAR CORP.      FTLF1318P3BTL-J1  1310 nm  0.0
  24   40GBASE SR4       MM    AVAGO              AFBR-79EQDZ-JU1   n/a      0.0

Some additional optic info…
show interfaces diagnostics optics xe-0/0/1

Physical interface: xe-0/0/1
    Laser bias current                        :  42.276 mA
    Laser output power                        :  0.6990 mW / -1.56 dBm
    Module temperature                        :  38 degrees C / 100 degrees F
    Module voltage                            :  3.3150 V
    Receiver signal average optical power     :  0.0001 mW / -40.00 dBm
    Laser bias current high alarm             :  Off
    Laser bias current low alarm              :  Off
    Laser bias current high warning           :  Off
    Laser bias current low warning            :  Off
    Laser output power high alarm             :  Off
    Laser output power low alarm              :  Off
    Laser output power high warning           :  Off
    Laser output power low warning            :  Off
    Module temperature high alarm             :  Off
    Module temperature low alarm              :  Off
    Module temperature high warning           :  Off
    Module temperature low warning            :  Off
    Module voltage high alarm                 :  Off
    Module voltage low alarm                  :  Off
    Module voltage high warning               :  Off
    Module voltage low warning                :  Off
    Laser rx power high alarm                 :  Off
    Laser rx power low alarm                  :  On
    Laser rx power high warning               :  Off
    Laser rx power low warning                :  On
    Laser bias current high alarm threshold   :  85.000 mA
    Laser bias current low alarm threshold    :  15.000 mA
    Laser bias current high warning threshold :  80.000 mA
    Laser bias current low warning threshold  :  20.000 mA
    Laser output power high alarm threshold   :  1.5840 mW / 2.00 dBm
    Laser output power low alarm threshold    :  0.1580 mW / -8.01 dBm
    Laser output power high warning threshold :  1.2580 mW / 1.00 dBm
    Laser output power low warning threshold  :  0.1990 mW / -7.01 dBm
    Module temperature high alarm threshold   :  78 degrees C / 172 degrees F
    Module temperature low alarm threshold    :  -13 degrees C / 9 degrees F
    Module temperature high warning threshold :  73 degrees C / 163 degrees F
    Module temperature low warning threshold  :  -8 degrees C / 18 degrees F
    Module voltage high alarm threshold       :  3.700 V
    Module voltage low alarm threshold        :  2.900 V
    Module voltage high warning threshold     :  3.600 V
    Module voltage low warning threshold      :  3.000 V
    Laser rx power high alarm threshold       :  1.7783 mW / 2.50 dBm
    Laser rx power low alarm threshold        :  0.0100 mW / -20.00 dBm
    Laser rx power high warning threshold     :  1.5849 mW / 2.00 dBm
    Laser rx power low warning threshold      :  0.0158 mW / -18.01 dBm