---
product_id: 54096470
title: "High Quality Plossl 4mm Telescope Eyepiece 31.7mm (1.25\") 4-elements Lens System"
brand: "tenesa"
price: "1 Lei"
currency: RON
in_stock: false
url: https://www.desertcart.ro/products/54096470-high-quality-plossl-4mm-telescope-eyepiece-31-7mm-1-25
store_origin: RO
region: Romania
---

# 1.25" screw thread compatible with filters 4mm focal length for ultra-precise viewing 4-element fully coated lens system for crystal clarity High Quality Plossl 4mm Telescope Eyepiece 31.7mm (1.25") 4-elements Lens System

**Brand:** tenesa
**Price:** 1 Lei
**Availability:** ❌ Out of Stock

## Summary

> 🔭 Unlock the cosmos with crystal-clear precision!

## Quick Answers

- **What is this?** High Quality Plossl 4mm Telescope Eyepiece 31.7mm (1.25") 4-elements Lens System by tenesa
- **How much does it cost?** 1 Lei with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.ro](https://www.desertcart.ro/products/54096470-high-quality-plossl-4mm-telescope-eyepiece-31-7mm-1-25)

## Best For

- tenesa enthusiasts

## Why This Product

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

## Key Features

- • **Compact & Lightweight:** Portable 0.02 lb design fits easily into your telescope kit for on-the-go astronomy adventures.
- • **Trusted Plossl Design:** Proven reliability and quality trusted by passionate stargazers worldwide.
- • **Enhanced Visual Clarity:** 4-element coated lenses deliver superior chromatic correction and contrast for stunning image quality.
- • **Pinpoint Precision Optics:** Experience razor-sharp views with the 4mm focal length, perfect for detailed celestial observations.
- • **Seamless Filter Integration:** Built-in 1.25" screw thread lets you effortlessly attach filters to customize your viewing experience.

## Overview

The TENESA High Quality Plossl 4mm Telescope Eyepiece features a 4-element fully coated lens system and a 50-degree field of view, delivering sharp, high-contrast images. Its 1.25" screw thread allows easy filter attachment, making it an essential upgrade for serious amateur astronomers seeking detailed and vibrant celestial observations.

## Description

Plössl eyepiece with a focal length of 4 mm and a 50-deg field of view is one of the most popular models among stargazers. Such eyepieces perform best during visual observations, where image geometry and clarity is more important than field of view and contrast.

## Features

- Plossl eyepieces allow you to optimise the image quality of your telescope in a quick and easy way.
- Our Plossl eyepieces stand out due to their reliable and proven quality; they provide a full chromatic correction and a better contrast
- 4-elements coated lens system.
- Screw thread that allows combining them with filters.
- Thread: 1.25"

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B00F0H5VJS |
| Brand | TENESA |
| Colour | BLACK2 |
| Customer Reviews | 3.7 3.7 out of 5 stars (3) |
| Date First Available | 6 Sept. 2013 |
| Guaranteed software updates until | unknown |
| Item model number | Os 337310 |
| Package Dimensions L x W x H | 8.4 x 5.2 x 4.8 centimetres |
| Package Weight | 0.02 Pounds |
| Part number | PLOSSL4MM |
| Plug profile | Handlebar |

## Product Details

- **Brand:** TENESA
- **Colour:** BLACK2
- **Compatible devices:** Smartphones
- **Compatible phone models:** Huawei,Iphone,Oneplus
- **Mounting type:** Handlebar

## Images

![High Quality Plossl 4mm Telescope Eyepiece 31.7mm (1.25") 4-elements Lens System - Image 1](https://m.media-amazon.com/images/I/71kN4Yq2J+L.jpg)
![High Quality Plossl 4mm Telescope Eyepiece 31.7mm (1.25") 4-elements Lens System - Image 2](https://m.media-amazon.com/images/I/712DtgYjkHL.jpg)
![High Quality Plossl 4mm Telescope Eyepiece 31.7mm (1.25") 4-elements Lens System - Image 3](https://m.media-amazon.com/images/I/714x761jKwL.jpg)
![High Quality Plossl 4mm Telescope Eyepiece 31.7mm (1.25") 4-elements Lens System - Image 4](https://m.media-amazon.com/images/I/71xYaQUwDgL.jpg)
![High Quality Plossl 4mm Telescope Eyepiece 31.7mm (1.25") 4-elements Lens System - Image 5](https://m.media-amazon.com/images/I/71kYAHRj-GL.jpg)

---

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**Shop now:** [https://www.desertcart.ro/products/54096470-high-quality-plossl-4mm-telescope-eyepiece-31-7mm-1-25](https://www.desertcart.ro/products/54096470-high-quality-plossl-4mm-telescope-eyepiece-31-7mm-1-25)

---

*Product available on Desertcart Romania*
*Store origin: RO*
*Last updated: 2026-03-14*