# OXK Optics 12x56 Monocular with Smartphone Adapter

Smartphone: The OXK Optics 12x56 monocular pairs listed 12x magnification with a 5.6-centimeter objective lens and manual focus. Its phone adapter and adjustable tripod are intended to support phone-assisted viewing, while its listed 2-pound weight is worth considering for handheld use.

- [Original product page](https://best-deals.pro/product/oxk-optics-12x56-monocular-smartphone-adapter)
- [View offer](https://best-deals.pro/visit/oxk-optics-12x56-monocular-smartphone-adapter)
- Market: US
- Language: en-US
- Currency: USD
- Brand: OXK Optics
- Model: 12x56
- Price: 49.98 USD
- Previous price: 69.99 USD
- Discount: 29%
- Price checked: 2026-11-14T19:09:36.805Z
- Rating: 4.4 / 5
- Reviews: 1062

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- 12x magnification and a listed 5.6-centimeter objective lens are aimed at distant outdoor viewing.
- Fully multi-coated optics and a prism are listed. The manufacturer also describes a BAK-4 prism.
- A smartphone adapter and tripod are claimed, with the tripod described as having six height settings.
- Customer feedback reports clear views of distant birds and appreciates portability and the carrying case.

## Pros

- The claimed phone adapter and tripod offer a way to steady the monocular and align a smartphone for image capture.
- Manual focus requires no powered focusing system.
- The manufacturer lists a travel bag and hand strap as additional features.

## Cons

- At 2 pounds as listed, this may be less convenient for extended handheld use than a lighter monocular.

## Specifications

### Identity
- Brand: OXK Optics
- Model: 12x56
### Optics and focusing
- Objective lens diameter: 5.6 centimeters
- Eyepiece lens description: Prism
- Focus type: manual
- Zoom ratio listed: 12
- Focal length description: 21 millimeters
- Field of view: 391.7 yard
- Exit pupil diameter: 4.67 millimeters
- Coating: Fully Multi-Coated
- Finderscope: Reflex
### Power and mounting
- Power configuration: No
- Mount: Fixed Mount
### Dimensions and weight
- Optical tube length: 20 centimeters
- Dimensions listed: 3"D x 3"W x 12"H
- Weight listed: 2 pounds
### Compatibility
- Compatible devices: Smartphone

## Before you buy

- Listing specifications are inconsistent: the model name and claimed objective size indicate 12x56, while the separately listed field of view is 391.7 yard and the focal length is 21 millimeters. The listing also uses both a built-in-feature description and a separate claim for a phone adapter and tripod, and does not provide an explicit package inventory. Confirm the optical figures and selected kit contents before purchase. The product is described as waterproof, but no rating or test details are supplied.

## In the box

- Travel bag or carrying case (Check selected pack): The listing mentions both a travel bag and a carrying case, but supplies no explicit package inventory.
- Hand strap (Check selected pack)
- Smartphone adapter (Check selected pack): The listing describes it as included in features, but no explicit package inventory is supplied.
- Adjustable tripod (Check selected pack): The listing claims a tripod with six height settings, but no explicit package inventory is supplied.

## A good fit for

- Birdwatchers and hikers who want a manually focused monocular with claimed phone-adapter and tripod support.
- Buyers interested in photographing distant views with a compatible smartphone, after confirming the adapter is included in their selected listing.

## Less suited to

- Buyers prioritizing a very light handheld optic, given the listed 2-pound weight.
- Anyone needing confirmed waterproof performance or fully consistent optical specifications before buying.

## Customer feedback

Customer feedback highlights reported clarity on distant birds, ease of carrying, sturdiness and usefulness for outdoor viewing. Those impressions fit the listed 12x magnification and the claimed carrying case, but do not resolve the inconsistent optical figures or confirm the adapter and tripod kit. Aggregate ratings lean positive, while a smaller share of ratings are lower, and the ratings alone do not explain why.
- Positive themes: Customer feedback praises clarity when viewing birds at a distance.
- Positive themes: Customers report useful portability and appreciate the carrying case.
- Positive themes: Feedback also mentions sturdiness and 12x magnification.

## Frequently asked questions

### What magnification is listed?
The model is named 12x56, and the zoom ratio is listed as 12. The listing does not explain that ratio further.
### Does it work with a smartphone?
Smartphone compatibility and a phone adapter are claimed. A separate feature description lists the adapter and tripod, so check the selected listing's kit contents.
### Is the monocular waterproof?
The listing calls it waterproof but provides no waterproof rating or supporting test details. Treat that claim as unconfirmed.
### How heavy is it?
The listed item weight is 2 pounds. That may matter if you plan to hold it for long viewing sessions.

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## Add-ons

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## Images

![OXK Optics 12x56 Monocular with Smartphone Adapter — 1](https://best-deals.pro/i/861p4tvHs3kAyZOMSYXl1M9x0vOq5XucrICsSZ_cMGoLRmzw7omsPbNchMBZA7r9W1pjsN2VOSlth4pQ7OjwkhijMYSspqxq_c4TVM6WyZbp4z6-NmUrXipd.jpg)

![OXK Optics 12x56 Monocular with Smartphone Adapter — 2](https://best-deals.pro/i/wqrgDTa_sVUZ624A3_BdjmYEfWpNshsCWfLBJJOp4GhJqIbv8NGmTs8i614C81o_oEAZpm8cWEzVEzBzbEPcDnCwRcvGZ-4b_uEjrhL2zgnXvONHQPRFxnsM.jpg)

![OXK Optics 12x56 Monocular with Smartphone Adapter — 3](https://best-deals.pro/i/AzYOBNWYOnM4hnrKnRacosTfwUPtWb92Tj3nE_Qzqz2ujh4LSZdwDt-BQL92Brp0U7b5yUn0j4FNu-_spf7sGzIQS1e2UiGlfc5eT-yZX25QC-GZc9dFls3T.jpg)

![OXK Optics 12x56 Monocular with Smartphone Adapter — 4](https://best-deals.pro/i/hK-EaMOwEWKJ6ylmfBPtT0GAEox99R17UEBqkf8-1KIBHRnBQjg-p2oHMR-B5gKAVOELSLE5Sgx599nCjTinVGAJcSHRIjv9-60P2ntPD8fcneEj1GBwjFmv.jpg)

![OXK Optics 12x56 Monocular with Smartphone Adapter — 5](https://best-deals.pro/i/J5tWQsZ9hcyutT6UbpwBqmetRbG0Ys9G1PrQiqdw2c8ynVHSOT047UKa08FwTnux_X317st2Synp81zWL_lDOm44BOonCSR5_XhvYscBsux5MkFYCjwJeBDS.jpg)

![OXK Optics 12x56 Monocular with Smartphone Adapter — 6](https://best-deals.pro/i/QVw3eG4c8mCkGQ5haV544WjIcgtZLdkNXTqTiDgLwv4b3OMha218vPavVnupSt8tIUkLdKxh4ifHEh4TD3wAk_4NH_Njfpif9RehcaSIzE6LBBBNYvZWNAax.jpg)

![OXK Optics 12x56 Monocular with Smartphone Adapter — 7](https://best-deals.pro/i/cprB6yetxEkecHtB_9KmQKUNp3dI8fydw7bt3R21LOXUQoAOdJ3a0cihmikwaBDblG6bp3nqdaX7vyb5vj_0Ce3pl4eVpukfYZk4DZHGPC2vS6XZOltvvOCj.jpg)