
CT3941B Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $37.09 | Condition is New, Cal Test CT3941B - Extended Tip Adapter, 3900B Series UL, 50mm, B/R Pair, FREE SHIPPING | 99.8% |
![]() | $77.77 | Condition is New, Cal Test CT3941B - Extended Tip Adapter, 3900B Series UL, 50mm, B/R Pair, shipping cost = $7.00 | 98.2% |

Introducing the CT3941B Tip Adapter, an essential accessory designed specifically for use with the 3900B 50mm Ball and Socket Test Adapter. This tip adapter is engineered to provide a reliable and secure connection between various test leads and the test adapter's socket, ensuring accurate and consistent test results.
The CT3941B Tip Adapter is manufactured using high-quality materials that offer superior durability and resistance to wear and tear. Its robust design makes it an ideal choice for high-volume testing applications in industries such as automotive, electronics, and telecommunications.
This versatile tip adapter features a 50mm bore size, making it compatible with a wide range of test leads and probes. Its ball and socket configuration allows for easy and secure engagement, reducing the risk of damage or misalignment during testing.
The CT3941B Tip Adapter is also designed with user convenience in mind. Its compact and lightweight design makes it easy to transport and store, while its ergonomic shape provides a comfortable grip during use. Moreover, it is RoHS compliant, ensuring that it meets the highest environmental standards.
In summary, the CT3941B Tip Adapter is an indispensable tool for anyone who relies on the 3900B 50mm Ball and Socket Test Adapter for their testing needs. Its robust construction, versatile compatibility, and user-friendly design make it a valuable addition to any testing laboratory or workshop.
The CT3941B Tip Adapter 3900B for a 50mm back focus lens is an accessory designed to connect a lens to a camera body. This adapter can be useful in various situations, such as when using older lenses that do not have an electrical connection to the camera body or when working with cameras that have a different lens mount. Here are some potential pros and cons of buying this adapter:
Pros:1. Compatibility: This adapter allows the use of a 50mm back focus lens on a camera body that has a different mount.
2. Versatility: It can be used with various lens brands and camera brands, making it a versatile addition to a photographer's gear.
3. Cost-effective: It is generally more affordable than purchasing a new camera body or lens that matches the mount of the target lens.
4. Manual Focus: Using an adapter allows for manual focus, which can be beneficial for certain shooting scenarios, such as macro photography or fine-tuning focus in video.
Cons:1. Limited Functionality: The adapter does not provide any electrical connection between the lens and the camera body, which means that features like autofocus, image stabilization, and aperture control may not function properly.
2. Potential Image Quality Issues: Since the adapter does not have an electrical connection, the lens may not communicate effectively with the camera, potentially leading to issues like vignetting, chromatic aberration, or inconsistent exposure.
3. Manual Focus Challenges: Manual focusing can be more challenging, especially when shooting in low light or with a shallow depth of field.
In conclusion, the CT3941B Tip Adapter 3900B for a 50mm back focus lens can be a valuable addition to a photographer's gear, offering the ability to use older lenses or lenses with different mounts. However, it comes with some limitations, such as the absence of electrical connection and potential image quality issues. Weighing these pros and cons, the decision to buy this adapter ultimately depends on the specific shooting needs and circumstances. If you require the use of specific features like autofocus and image stabilization, or if you are concerned about image quality, it may be worth considering alternative options like purchasing a new camera body or lens with a compatible mount. On the other hand, if you're looking for a cost-effective solution to use a specific lens with a different mount, this adapter could be a suitable choice.
Details:
Please consider troubleshooting prior to making a return request. Photos are greatly appreciated. Color: black/red pair. Cal test CT3941B - extended tip adapter, 3900B series ul, 50mm, black/red color pair.features:: adapter ul.
specifications testmultimeters:
- brand: Cal Test
- mpn: Ct3941b
- part type: Adapter Test
- features: Extended Tip Adapter 3900b Series Ul
- country/region of manufacture: Taiwan
shipping testmultimeters:
- type: fixed
- class: economy
- service: economy
- transit: 4-7 days
returns testmultimeters:
- paid by: seller
- method: money back
- policy: returns accepted
- time: 30 days
payments testmultimeters:
- other
- wallet: paypal
- credit card: diners-club
seller testmultimeters:
- # reviews: 11368
- rating: 98.7%
- city: worcester, pennsylvania
offer testmultimeters:
- options: ship-to-home
- sold #: 16
- started: july 17, 2025
- prices: $37.09–$77.77
- item condition: New
- in stock #: 2
- availability: in stock
general testmultimeters:
- category: Business & Industrial > Test, Measurement Inspection > Detectors > Multimeters
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