Best Scope Caps

Peter | 25-12-2025

You will find our hand-picked selection of Best Scope Caps below. You have a wide variety of choices of brands such as Monstrum,Vortex available to you as a result of the fact that each one of them has a unique pricing, look, and feel. Continue reading for an in-depth analysis in our Best Scope Caps buying guide!

Our experts tested a variety of Best Scope Caps on the market. Right at the top of the list is Monstrum Best Scope Caps. Check out some more of our favorites below, and read some valuable insight from our experienced editors.

Editor's Choice
Monstrum Pro Series Flip-Up Scope Lens Covers (Eyepiece | 43-48 mm Diameter)
Monstrum Pro Series Flip-Up Scope Lens Covers (Eyepiece | 43-48 mm Diameter)
Premium Pick
Monstrum Rubberized Flip-Up Rifle Scope Lens Covers (Eyepiece | 37-42 mm Outside Diameter)
Monstrum Rubberized Flip-Up Rifle Scope Lens Covers (Eyepiece | 37-42 mm Outside Diameter)
Budget Pick
Monstrum Pro Series Flip-Up Scope Lens Covers (Objective Bell | 63-66 mm Diameter)
Monstrum Pro Series Flip-Up Scope Lens Covers (Objective Bell | 63-66 mm Diameter)

Top 10 Best Scope Caps

We researched and compared the top products in the Best Scope Caps category to provide you with these recommendations.

1. Monstrum Rubberized Flip-Up Rifle Scope Lens Covers (Eyepiece | 37-42 mm Outside Diameter)

Monstrum Rubberized Flip-Up Rifle Scope Lens Covers (Eyepiece | 37-42 mm Outside Diameter)
9.5

Monstrum

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  • Please refer to sizing chart and sizing video, carefully measuring the OUTSIDE diameter of your scope eyepiece and your scope objective bell, to ensure the proper size and fit.
  • IMPORTANT: Sizing is based on the OUTSIDE diameter of your scope housing. It is NOT based the objective lens diameter of your scope - a 3-9x40mm scope will not fit with a 40mm sized lens cover.
  • Each package includes one Rubberized Flip-Up Lens Cover
  • Spring-loaded flip-up mechanism pops open effortlessly when needed and securely tightly when not in use
  • Rubberized flip-up rifle scope lens covers that conform tightly around your rifle scope tube, protecting your lenses from dust and abrasion

2. Monstrum Pro Series Flip-Up Scope Lens Covers (Eyepiece | 43-48 mm Diameter)

Monstrum Pro Series Flip-Up Scope Lens Covers (Eyepiece | 43-48 mm Diameter)
9.8

Monstrum

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  • Monstrum Pro Series Scope Lens Covers help you keep your glass clean and damage free for when you need it most.
  • Rubberized sleeves are crafted from an improved rubber formulation - designed to fit snug around your scope tube with more resiliency than ever before.
  • Before purchase, carefully measure your scope for the correct fit. Measure the outside diameter of both the eyepiece and objective bell end of your scope. Select the lens cover whose range corresponds to the measured diameter. If diameter size is borderline, we recommend opting for the larger size.
  • Spring loaded flip-up lens caps deploy with the flick of a thumb and secure tightly when not in use.
  • Each package includes one flip-up lens cover. If you want covers for both the eyepiece and objective of your scope, you will have to purchase one for each end.

3. Monstrum Pro Series Flip-Up Scope Lens Covers (Objective Bell | 63-66 mm Diameter)

Monstrum Pro Series Flip-Up Scope Lens Covers (Objective Bell | 63-66 mm Diameter)
9.1

Monstrum

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  • Monstrum Pro Series Scope Lens Covers help you keep your glass clean and damage free for when you need it most.
  • Rubberized sleeves are crafted from an improved rubber formulation - designed to fit snug around your scope tube with more resiliency than ever before.
  • Before purchase, carefully measure your scope for the correct fit. Measure the outside diameter of both the eyepiece and objective bell end of your scope. Select the lens cover whose range corresponds to the measured diameter. If diameter size is borderline, we recommend opting for the larger size.
  • Spring loaded flip-up lens caps deploy with the flick of a thumb and secure tightly when not in use.
  • Each package includes one flip-up lens cover. If you want covers for both the eyepiece and objective of your scope, you will have to purchase one for each end.

4. Vortex Optics Defender Riflescope Flip Cap - Eyepiece (E-10) & 50mm Objective Lens Cover (O-50)

  • Virtually indestructible, the Defender flip caps are the most versatile and durable on the market, these are the last flip caps you'll ever need. Made in the USA.
  • A stainless steel spring flips the Eyepiece into multiple stop positions: vertical, 45 degrees and 90 degrees. The vertical position is for inserting your dope disk in to have easy access to while shooting. Dope disk NOT included.
  • A stainless steel spring flips the O-50 cap into multiple stop positions at 45 and 90 degrees.
  • The E-10 fits all Vortex Riflescopes EXCEPT the 1-inch tube Viper model VPR-M-01BDC, VPR-M-04BDC and VPR-M-03BDC. Objective-50 fits all Vortex riflescopes with a 50mm objective lens.
  • Backed by our unlimited, unconditional, lifetime, VIP Warranty. A fully transferable promise to repair or replace your item if it becomes damaged/defective. Does not cover loss, theft, deliberate damage or cosmetic damage that doesn't hinder performance.

5. Monstrum Rubberized Flip-Up Rifle Scope Lens Covers (Eyepiece | 43-48 mm Outside Diameter)

Monstrum Rubberized Flip-Up Rifle Scope Lens Covers (Eyepiece | 43-48 mm Outside Diameter)
9.1

Monstrum

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  • Please refer to sizing chart and sizing video, carefully measuring the OUTSIDE diameter of your scope eyepiece and your scope objective bell, to ensure the proper size and fit.
  • IMPORTANT: Sizing is based on the OUTSIDE diameter of your scope housing. It is NOT based the objective lens diameter of your scope - a 3-9x40mm scope will not fit with a 40mm sized lens cover.
  • Each package includes one Rubberized Flip-Up Lens Cover
  • Spring-loaded flip-up mechanism pops open effortlessly when needed and securely tightly when not in use
  • Rubberized flip-up rifle scope lens covers that conform tightly around your rifle scope tube, protecting your lenses from dust and abrasion

6. Monstrum Rubberized Flip-Up Rifle Scope Lens Covers (Objective Bell | 43-48 mm Outside Diameter)

Monstrum Rubberized Flip-Up Rifle Scope Lens Covers (Objective Bell | 43-48 mm Outside Diameter)
8.5

Monstrum

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  • Please refer to sizing chart and sizing video, carefully measuring the OUTSIDE diameter of your scope eyepiece and your scope objective bell, to ensure the proper size and fit.
  • IMPORTANT: Sizing is based on the OUTSIDE diameter of your scope housing. It is NOT based the objective lens diameter of your scope - a 3-9x40mm scope will not fit with a 40mm sized lens cover.
  • Each package includes one Rubberized Flip-Up Lens Cover
  • Spring-loaded flip-up mechanism pops open effortlessly when needed and securely tightly when not in use
  • Rubberized flip-up rifle scope lens covers that conform tightly around your rifle scope tube, protecting your lenses from dust and abrasion

7. Butler Creek Bikini Rifle Scope Cover for Objectives up to 62mm Outside Diameter, Durable Scope

Butler Creek Bikini Rifle Scope Cover for Objectives up to 62mm Outside Diameter, Durable Scope
8.3

Butler Creek

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  • Ultimate Scope Protection: The Butler Creek Bikini Scope Cover is the perfect solution to keep your valuable scope protected from dust, dirt, and scratches. Made of a soft, pliable rubber, it forms around the lens, providing a dustproof and moisture-proof seal for maximum protection
  • Quick and Easy Access: With its innovative one-piece, quick removal design, the Bikini Scope Cover allows for effortless access to your scope. Simply flip open the covers when you're ready to use your scope, and flip them back into place for instant protection when not in use
  • Versatile and Secure Fit: This scope cover is designed to fit riflescopes with objectives up to 62mm outside diameter, offering a versatile and secure fit for most standard scopes. Its stretchable construction ensures a snug and customized fit, providing maximum protection and peace of mind
  • Compact and Portable: The compact design of the Bikini Scope Cover allows for easy storage and portability. Ideal for storage, transport, and field use, it can be conveniently stored in a pocket or pack while hunting, ensuring your scope is protected wherever you go
  • Durable and Lightweight: Crafted from high-quality materials, the Bikini Scope Cover is both durable and lightweight. It adds minimal weight to your setup while providing optimal protection for your scope, making it a reliable companion for your outdoor adventures

8. Monstrum Pro Series Flip-Up Scope Lens Covers (Objective Bell | 55-62 mm Diameter)

  • Monstrum Pro Series Scope Lens Covers help you keep your glass clean and damage free for when you need it most.
  • Rubberized sleeves are crafted from an improved rubber formulation - designed to fit snug around your scope tube with more resiliency than ever before.
  • Before purchase, carefully measure your scope for the correct fit. Measure the outside diameter of both the eyepiece and objective bell end of your scope. Select the lens cover whose range corresponds to the measured diameter. If diameter size is borderline, we recommend opting for the larger size.
  • Spring loaded flip-up lens caps deploy with the flick of a thumb and secure tightly when not in use.
  • Each package includes one flip-up lens cover. If you want covers for both the eyepiece and objective of your scope, you will have to purchase one for each end.

9. Butler Creek Flip-Open Scope Cover, Size 28 (1.89-Inch, 48mm), Objective Lens Cover

Butler Creek Flip-Open Scope Cover, Size 28 (1.89-Inch, 48mm), Objective Lens Cover
7.9

Butler Creek

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  • Item Package Dimension: 4.84L x 2.72W x 1.54H inches
  • Item Package Weight - 0.1 Pounds
  • Item Package Quantity - 1
  • Product Type - AIMING SCOPE SIGHT
  • Performs from -40 to 120 Degrees F weighs less than an ounce
  • When measuring your scope, it is critical to measure the outside diameter of the scope bell, See Scope Cover Guide for proper fit with your scope under product description. Refer tertiary image for size chart and product details for sizing guide

10. Butler Creek unisex adult Eye piece lens Scope Cover, Size 19 (1.73-Inch, 43.9mm), Black

Butler Creek unisex adult Eye piece lens Scope Cover, Size 19 (1.73-Inch, 43.9mm), Black
8.5

Butler Creek

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  • Truly ambidextrous, silent spring hinges won't spook game
  • Instant action lids pop open at the touch of a thumb
  • Performs from 40 to 120 Degrees F, weighs less than an ounce
  • Please watch related video for instruction on sizing

Peter

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