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Questions & Answers
Customer Reviews
Helpful Positive Review
Best Red Dot by Mark, Verified Owner, December 20, 2016
By far the best bang for the buck Very clear battery life okay if the price of an AimPoint Parallax free and it's Prismatic so it's very clear if you have astigmatism Red Dot won't be blurry not to mention an awesome warranty
6/8 found this helpful
Helpful Positive Review
I have many red dots including the eotech and the trijicon, well let's ad another DI OPTICAL FC1. This is great! It uses a standard button 2032 lit. Battery that's on all the time , you just adjust the intensity .the prismatic lenses lends a clear vi...
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2/2 found this helpful
Helpful Positive Review
Definite hidden gym! by Mclovin, Verified Owner, February 7, 2017
I happened to hear about this product from a youtube review and decided to roll the dice on an unknown brand. When I first opened the box I was shocked at how tiny it was and almost returned it (I was expecting from the pictures it to be close to siz...
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1/2 found this helpful
Helpful Positive Review
DI Optical FC1 by Sling Blade, June 16, 2017
I purchased the FC1 holding my breath since it is a relative new military rated optic on the civilian market. That doubt is gone when I received it. It is solid, rugged, and easy to activate and sight in. I love the intensity levels of the red dot pr...
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1/1 found this helpful
Helpful Positive Review
Strongly constructed by TommyGun, Verified Owner, July 25, 2018
I ordered this sight because it was supposed to be better for people with an astigmatism. Sadly it did work so well for me and my tired eyes. I will say the prisimatic scope did seem to be an improvement. The dot image wasn’t as distorted. I feel tha...
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1/1 found this helpful
Helpful Negative Review
I should have bought an MRO by Cam, April 11, 2017
Well I ordered this little red dot because I wanted something different for my rifle. Needless to say I should have just bought another Trijicon MRO or Sig romeo4. I have a slight astigmatism and all the reviews I have read said this was supposed to ...
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7/8 found this helpful
Read All 9 Reviews

Product Discontinued by Manufacturer

DI Optical FC1 Red Dot Sight has been discontinued by DI Optical and is no longer available. Our product experts have helped us select these available replacements below.You can also explore other items in the Red Dot Sights & Accessories, Red Dot Sights yourself to try and find the perfect replacement for you!

Product Info for DI Optical FC1 Red Dot Sight

The DI Optical FC1 Prismatic Red Dot Sight is virtually parallax-free and has 14 brightness settings for its 2 MOA dot. These Red Dot Sights by DI Optical are controlled by a single push-button and has an auto shut-off feature that preserves the already incredible 5,000 hours of battery life. The D.I. Optical FC1 Aluminum Red Dot Sight is housed in a solid block of 6061-T6 aircraft-grade aluminum and requires just 1.5in of rail space on your firearm, so it's perfect for carbines, SMG's, or shotguns. For a compact, lightweight red dot sight that will impress, choose the DI Optical FC1 15mm x 21mm Red Dot Sight.image

Features of DI Optical FC1 15mm x 21mm Red Dot Sight, 2FC-RD-FALPRDS:

  • Virtually Parallax free prism optical system with a clear compact lens
  • Excellent size for carbines, sub-machine guns, and shotguns
  • Single button LED brightness control
  • Compact and rugged CNC machined aluminum housing
  • Requires only 1.5 inches of rail space
  • Meets military MIL-STD 810G durability testing standards to insure the highest quality and reliability
  • +/-40 MOA adjustment in both elevation and windage
  • Auto shut off feature: 10 hours if no movement.
  • Removable spacer to suits on low profile guns

Package Contents:

  • DI Optical FC1 Red Dot Sight, 2FC-RD-FALPRDS

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Related Products to DI Optical FC1 Red Dot Sight

DI Optical FC1 Red Dot Sight Unavailable & Discontinued Models

List of Unorderable Models

  • DI Optical Falcon Prismatic Red Dot Sight w/ Push Button Control and Auto Shut Off Mode, Matte Black FC1 , MPN: FC1 , UPC: 889054000064 , Code: 2FC-RD-FALPRDS-FC1
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