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Maven B2 45 mm ED Binocular (11X45, Gray/Orange)

  • Based on 50 reviews
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Availability: Only 3 left in stock, order soon!
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Arrives Monday, Jun 22
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Color: Gray/Orange


Size: 11X45


Features

  • Field and Stream Best of the Best ~ "Maven Outdoor Equipment Co., headquartered in Lander, Wyo., makes an ideal binocular for wide open Western spaces. The B.2 is built with armored magnesium frames, ED glass, and ultrabright Abbe-Koenig prisms to deliver superb light transmission and close focus
  • The glass on the B.2 is exceptional. I used these while shed hunting, spot-and-stalk bear hunting, and bird watching. The image coming through the optics is as clear as anything I own. ~ Josh Boyd ROKSLIDE
  • The product of our collaboration designer, engineer and user is finished stateside and delivered directly to you, bypassing the middleman and his hefty mark-up. The result is an heirloom quality binocular and a whole new way of seeing the world.
  • The B2 features 45mm objective lenses, for extra light Compatible with 49mm screw in filters, for protection or image adjustment. Height: 7.1 in. Weight# 33.3 oz.
  • All Maven optics come with an unconditional life-time warranty. If your optic becomes damaged or is at all defective (not including deliberate or cosmetic damage that does not hinder product performance), contact us immediately for repair or replacement. We dont care where or when you bought it or if it was your fault or not if it's Mavenbuilt, we will take care of it.

Brand: Maven


Age Range (Description): Adult


Special Feature: Fog Proof


Objective Lens Diameter: 45 Millimeters


Magnification Maximum: 11.00


Features: Fog Proof


Objective Lens Diameter: 45 Millimeters


Magnification Maximum: 11.00


Specific Uses: Hiking & Outdoors, hunting-and-shooting or sports


Mount Type: Tripod Mount


Eye Relief: 11 Millimeters


Prism Type: Roof Prism


Relative Brightness: 16.7


Exit-Pupil Diameter: 4.1 Millimeters


Coating: Scratch-Resistant and Oil-Resistant


Water Resistance Level: Waterproof


Focus Type: Individual Focus


Diopter Adjustment Range: + / - 4


Zoom Ratio: 11 multiplier x


Field of View: 6 Degrees


Focus Description: Manual Focus


Low Light Technology: Low Light Performance


Brand: Maven


Age Range Description: Adult


Model Name: B2


Manufacturer: Maven


Model Number: B2


Manufacturer Part Number: B21145BLD3


Warranty Description: Lifetime Warranty


Color: Gray/Orange


Enclosure Material: Magnesium


Item Dimensions L x W x H: 5.7"L x 2.1"W x 7.1"H


Item Weight: 33 Ounces


Size Map: Full Size


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Monday, Jun 22

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

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Top Amazon Reviews


  • If you're considering these you should just try them.
Color: Black/Gray Size: 11X45
Extremely happy with these after 18 months. Optically they're fantastic. I can't compare them to current alpha glass models but they came out ahead in a spot-off against my buddy with Swaro SLC 10x50. I was able to see more details, more deer, and got about 5 minutes more light. (Environment was a scrub-oaked hillside, distance 3-600y). The field flattening isn't as strong and there's the slightest bit more distortion on the outer edge than the SLC but you kinda have to struggle to notice. In mid-to-twilight they seem more vibrant than the naked eye. Clarity is as close to teleportation as I've experienced aside from a couple minutes spent with 8x ELs bac when those were the new pinnacle. No color distortion I can discern. I live in Western Utah, so with the exception of a few dusty days atmospheric clutter is nil. No pollution, 12-20% humidity, so I can stretch these way out and I've never been left hanging. The ergonomics are pretty basic but I like them better than a lot of stuff. Similar ergonomics to Vortex. Some folks trash talk the aluminum knob, that it can theoretically ding, but I haven't experienced that on a bunch of hunts. The focus is a little fast, it could be a hair slower. The tension of the knob is very appropriate to the speed, I like that. Depth of field is shallower than the SLCs, but it isn't actually bad, not by any stretch. I think the reports of it being painfully shallow could be sincere in some samples but I really would hate for someone to not get these because of those reviews, it's really fine. I suspect the worst of those observations are obsolete by now and the issue has been corrected, or was overstated, or limited to the 9x version. Combining DOF and the fast-ish focus, I could see it bugging some people used to something different and much more expensive but it isn't actually problematic. The eye box is a little fussy and I do wish the eyecups had more settings. I'm constantly between the second and 3rd setting, I lose a little FOV on the 3rd. But I can cope. I use them on a tripod a lot and I can't say enough about how enjoyable that is. I really look forward to being able to buy the 15 or 18x56s to use as a primary spotter. I encourage anyone trying to make the most of 1k-1500 dollars to try these. I didn't see anything that came anywhere near it in the price range. I look forward to getting more from Maven. ... show more
Reviewed in the United States on April 10, 2026 by Liz

  • quality Maven binocular
Color: Gray/Orange Size: 11X45
Maven binocular are excellent quality at reasonable price.
Reviewed in the United States on January 1, 2026 by Scout

  • Astounding value for the price / Service that comes through
Color: Gray/Orange Size: 11X45
First of all – the optics on my Maven B2 11X45mm binoculars are exceptional. I will get to that but I must applaud the customer service first. I was embarking on a road trip to Yellowstone NP and had a minor issue with an accessory that could have made my birding trip less than perfect. I contacted Maven and they procured me a new accessory, coordinating while I was traveling, to get it to me in route. Wow. With Maven’s business model, one gets top of the line optics for less than the price of other brands. The B2 11X45mm are phenomenal to identify the minute colors and markings of birds and animals from afar. Additionally, it’s uncanny how this clarity works when viewing five meters away. I highly recommend these binoculars because of their clarity, value, and Maven’s customer service. ... show more
Reviewed in the United States on November 14, 2020 by BD Estrada

  • I'm hooked
Color: Gray/Orange Size: 11X45
I'm hooked - I could do an advertisement for Maven - but beside all the other outstanding features - the one that hooks yeah - is the focus. It's a religious experience. It makes me want to throw rocks at every pair of binoculars Ive ever held in my hands. It's amazingly fast and short and SURE. Things snap into focus. Maybe I can explain it like this: You rarely go past the sharp focus point and have to come back to it. Sooo - Things snap into focus!!! . ... show more
Reviewed in the United States on March 31, 2023 by Edward Greff

  • Clear, but…. Clear, but….
Color: Gray/Orange Size: 11X45
So I’m an optimist especially when it comes to US products. I have been doing my homework and settled the 11x45 Maven B.2. They’re sturdy, dense, great warranty and look great. They have a reputation for clarity that rivals the big dogs at half the price. First the pros…then the cons. Pros: clarity. I have compared them side by side in high and low light situations with 12x Swarovski’s they are on the same level. No joke they gather light as well and are clear almost edge to edge. At less than half the price! Now some cons for me: the front rubber rings came off the second day. Ya my bino harness rubs but… Now a big con! I just got back from elk trip to Colorado. I had my lenses cloud up on me in the bottom of a canyon. Upon further examination I found something scratched my eyepiece lenses. Now I’ve been hunting for 38 years and have owned many sets of Binos. I have never had a par scratch from using my T-shirt or a soft cloth. I never used anything abrasive, I used a clean cloth as far as I know and now they’re unusable. I will be contacting the factory and see what they can do to remedy this. I’m very disappointed! Pros or cons depending on you: So I would put them in my Bino harness and pull them back out and one of them would be completely collapsed, and the other one would be fully extended. When I put them to my eyes, it drove me crazy over and over. I started to just adjust them all the way out every time. Which wasn’t perfect for my eye relief, but at least it was a quick adjustment. Some people may like them to adjust easily, but not me. I would like them to be stiffer or lock in place. The second pro or con is focused adjustment. It moves very quickly with very little movement on the dial. This makes adjustments quick, but there were even sometimes I felt like I could not get a clear focus because it would move so quickly past clear. Overall for the price (besides the scraped lenses) I believe them to be one of the best on the market. The rubber ends falling off only change the look, not the use. Not a big deal to me. If you’re patient you can deal with the fast focus dial and collapsing eye cups. This makes the functionality is a bit sloppy. For the price the value is there. If you can afford a bit more, it may be worth saving for another season and getting your dream set. ... show more
Reviewed in the United States on September 29, 2024 Reviewed in the United States on September 29, 2024 by Josh

  • Maven Quality. Maven Guarantee
Color: Black/Gray Size: 11X45
These are fantastic binoculars. They are very crisp and clear. Many people say you don't want to skimp on optics, and you won't know that if you purchase these. Also, you can't beat Maven's guarantee, "if it says Maven, we will take care of it.
Reviewed in the United States on October 9, 2021 by Aaron

  • Compare against any $1k Binos
Color: Gray/Orange Size: 11X45
I don’t think there is anything I don’t like about these. I never got an opportunity to compare against the C series but these are easily as good as vortex razor HDs. I like the grip and feel better as well. Any complaint I’ve read about these are pretty unwarranted. For example no locking diopter...ok my diopter is very tight. Hard to turn in the first place. Not an issue My only regret is not checking out the 9 power. The 11 is a lot but a little hard to keep stable. ... show more
Reviewed in the United States on December 15, 2018 by BTR

  • They say you get what you pay for! With this company you get a lot more than you pay for!
Color: Gray/Orange Size: 11X45
These binoculars are equal to Swarovski and Leica Binoculars. Some will say I don't know what I'm talking about. I have both the Swarovski 10x42 EL and the Leica Duovids and have used them for years. The Mavens are outstanding binoculars for Half the price. You couldn't ask for a better binocular or better people to work with! ... show more
Reviewed in the United States on January 20, 2021 by L. Hubbard

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