How to Unlock JAK GLASSLESS OPTIC in COD Modern Warfare 3 (MW3)

We have yet another new Aftermarket Part in Call of Duty Modern Warfare 3 and this time, it is an Optic called the JAK GLASSLESS OPTIC. 

I know not everyone is a fan of the Optics in this game but some of them are worth it. So in case you want to unlock this amazing Optic, you have come to the right place.

How to Unlock JAK GLASSLESS OPTIC in COD Modern Warfare 3 (MW3)

The Jak Glassless Optic is undoubtedly one of the best optics you can get in Modern Warfare 3.  It has a very clear view and resembles the MK.3 Reflector. However, it is much clearer without a hint of glass texture and has no obstruction to the sight whatsoever. Also, it increases Firing Stability but at the cost of ADS or Aim Down Sight Speed.

This Aftermarket Part needs to be unlocked and to do so you need to:

  • On the Home Page, you will find the Menu icon on the top right. Click on that.
  • Now Click on Challenges
  • Head to Weekly Challenges
  • We are currently in Week 4 and since it just started we have a fresh set of challenges.

  • Complete any 5 challenges from the given list. You can combine Challenges from Multiplayer, Zombies, and Battle Royale.


  • Recommend weapons are highlighted in Red and have a flame marker. When you place the cursor on them it says “Recommended”.
  • To get a Clean kill you need to eliminate an enemy without taking any damage and this includes damage from explosives as well. You need to be at maximum health when you kill someone.
  • Alternate Ammo kills are getting eliminations with a different Ammunition. Just go to Gunsmith and change the ammunition for the Recommended AR you are using.

You have 7 days to complete the challenges so hurry up.

That will be all on “How to Unlock JAK GLASSLESS OPTIC in COD Modern Warfare 3 (MW3)

I hope the guide was helpful. Please let us know in the comments section below and also follow FPS Index for more guides on Call of Duty Modern Warfare 3 (COD MW3).


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