---
product_id: 58586109
title: "Fotasy NAPK Pro Pentax PK/K Mount Lens to Sony NEX E-Mount Camera Mount Adapter"
brand: "fotasy"
price: "฿2869"
currency: THB
in_stock: true
reviews_count: 8
category: "Fotasy"
url: https://www.desertcart.co.th/products/58586109-fotasy-napk-pro-pentax-pk-k-mount-lens-to-sony
store_origin: TH
region: Thailand
---

# Infinity focus guaranteed Seamless lens compatibility Lightweight yet durable build Fotasy NAPK Pro Pentax PK/K Mount Lens to Sony NEX E-Mount Camera Mount Adapter

**Brand:** fotasy
**Price:** ฿2869
**Availability:** ✅ In Stock

## Summary

> 🔗 Unlock your lens legacy with seamless Sony synergy!

## Quick Answers

- **What is this?** Fotasy NAPK Pro Pentax PK/K Mount Lens to Sony NEX E-Mount Camera Mount Adapter by fotasy
- **How much does it cost?** ฿2869 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.th](https://www.desertcart.co.th/products/58586109-fotasy-napk-pro-pentax-pk-k-mount-lens-to-sony)

## Best For

- fotasy enthusiasts

## Why This Product

- Trusted fotasy brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Effortless Mounting:** Smooth surface design ensures quick, secure lens swaps—stay ready for the shot.
- • **Universal Lens Freedom:** Transform your Pentax PK/K lenses into Sony E-Mount powerhouses without compromise.
- • **Featherlight Durability:** Crafted for strength and portability—carry your creativity effortlessly.
- • **Broad Sony Compatibility:** Optimized for a wide range of Sony NEX and Alpha mirrorless cameras—future-proof your gear.
- • **Infinity Focus Precision:** Maintain perfect focus at any distance, no recalibration needed.

## Overview

The Fotasy NAPK Pro adapter enables Pentax PK/K mount lenses to be used on Sony E-Mount mirrorless cameras, preserving infinity focus without recalibration. Its lightweight, durable design offers smooth, secure mounting compatible with a broad range of Sony NEX and Alpha models. Manual focus and exposure control are required, making it ideal for photographers who value precision and versatility in their creative toolkit.

## Description

This adapter allows Pentax K lenses to fit on Sony E-Mount Mirrorless Cameras. Compatible with: Sony E-Mount Mirrorless Camera NEX-5T NEX-6 NEX-7 a3000 a3500 a5000 a5100 a6000 a6100 a6300 a6400 a6400 a6500 a6600 Infinity remains . There is no electrical contacts in the adapter ring. Exposure and focus has to be adjusted manually. Automatic diaphragm, auto-focusing, or any other functions will not operated with using this adapter

Review: Good quality lens adapter - Fits perfectly. Does the job.
Review: great value - simple 'dumb' converter. Fits tightly and works well

## Features

- Allows Pentax PK / K mount lens to be used on Sony E-Mount NEX camera body.
- Smooth surface smooth surface for effortless mount, fine made to be light weight and strong. Or effortless mount, fine made to be light weight and strong.
- Allow lens focus to infinity.
- Designed for Sony NEX-3 NEX-3C NEX-3N NEX-5 NEX-5C NEX-5N NEX-5R NEX-5T NEX-6 NEX-7 NEX-F3 NEX-VG10 VG20 Cameras and new models

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B003X19WZC |
| Aperture Modes | Manual |
| Brand | Fotasy |
| Camera Lens | This adapter allows a Pentax K PK lens to fit on Sony E-Mount / FE-Mount Mirrorless Cameras. Infinity remains unchanged, so the does not need be re-collimated or shimmed. When using with adapter, camera body should set either manual exposure aperture priority mode. There is no electrical contact in ring, and focus have adjusted manually. Automatic diaphragm, auto-focusing, any other functions will… |
| Colour | Black |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,412) |
| Date First Available | 6 July 2011 |
| Focus type | Manual Focus |
| Guaranteed software updates until | unknown |
| Included components | PK Lens to Sony E-Mount Adapter, |
| Item model number | NAPK |
| Lens Design | Prime |
| Lens Fixed Focal Length | 50 Millimetres |
| Max Focal Length | 50 Millimeters |
| Min Focal Length | 1.5 Millimeters |
| Package Dimensions L x W x H | 7.1 x 7 x 3.7 centimetres |
| Package Weight | 0.1 Kilograms |
| Part number | 691959746974 |
| Product Dimensions L x W x H | 7.6 x 7.6 x 5.1 centimetres |
| Size | Pentax PK- E-Mount |
| Style | Pentax PK |
| Water Resistance Level | Not Water Resistant |
| Zoom Type | Digital Zoom |

## Product Details

- **Brand:** Fotasy
- **Compatible mountings:** Pentax K, Sony E
- **Focal length description:** 50.0 millimeters
- **Focus type:** Manual Focus
- **Lens design:** Prime
- **Lens type:** adapter
- **Lens-fixed focal length:** 50 Millimetres
- **Maximum focal length:** 50 Millimeters
- **Minimum focal length:** 1.5 Millimeters

## Images

![Fotasy NAPK Pro Pentax PK/K Mount Lens to Sony NEX E-Mount Camera Mount Adapter - Image 1](https://m.media-amazon.com/images/I/6126MD2GRUL.jpg)
![Fotasy NAPK Pro Pentax PK/K Mount Lens to Sony NEX E-Mount Camera Mount Adapter - Image 2](https://m.media-amazon.com/images/I/61CUYttCqvL.jpg)
![Fotasy NAPK Pro Pentax PK/K Mount Lens to Sony NEX E-Mount Camera Mount Adapter - Image 3](https://m.media-amazon.com/images/I/61cHe01rQGL.jpg)
![Fotasy NAPK Pro Pentax PK/K Mount Lens to Sony NEX E-Mount Camera Mount Adapter - Image 4](https://m.media-amazon.com/images/I/61zEJsKuTEL.jpg)
![Fotasy NAPK Pro Pentax PK/K Mount Lens to Sony NEX E-Mount Camera Mount Adapter - Image 5](https://m.media-amazon.com/images/I/71-s2syQo8L.jpg)

## Available Options

This product comes in different **Style** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Good quality lens adapter
*by K***R on 13 June 2024*

Fits perfectly. Does the job.

### ⭐⭐⭐⭐⭐ great value
*by S***E on 14 June 2023*

simple 'dumb' converter. Fits tightly and works well

### ⭐⭐⭐⭐ Sony Conversion fitting
*by H***H on 5 March 2025*

It did the job, fully satisfied.

## Frequently Bought Together

- Fotasy PK Lens to E Mount Adapter, K Mount E Adapter, PK Lense to E, Compatible with K-Mount Lens Sony a7 a7R a7s II III IV a9 a7c Alpha 1 a6600 a6500 a6400 a6300 a6100 a6000 a5100 a5000 a3500 ZV-E10
- Fotasy Minolta MD MC Rokkor Lens to E Mount Adapter, MD E-Mount, MD to E, Compatible with Sony a7 a7R a7s II III IV a9 a7c Alpha 1 a6600 a6500 a6400 a6300 a6100 a6000 a5100 a5000 a3500 ZV-E10
- 5 Pack Body Cap and Rear Lens Cap Cover Kit for Sony Alpha and NEX Series E-Mount Camera & Lens for Sony A7 A7II A7III A7S A7SII A7R A7RII A7RIII A7RIV A6600 A6500 A6400 A6300 A6100 A6000 A5100 A5000

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**Shop now:** [https://www.desertcart.co.th/products/58586109-fotasy-napk-pro-pentax-pk-k-mount-lens-to-sony](https://www.desertcart.co.th/products/58586109-fotasy-napk-pro-pentax-pk-k-mount-lens-to-sony)

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*Product available on Desertcart Thailand*
*Store origin: TH*
*Last updated: 2026-03-01*