---
product_id: 235743645
title: "SVBONY SV181 Rack Telescope Focuser 1.25 inch,Reflector Telescope Focuser"
brand: "svbony"
price: "327.57 DT"
currency: TND
in_stock: true
category: "Svbony"
url: https://www.desertcart.tn/products/235743645-svbony-sv181-rack-telescope-focuser-1-25-inch-reflector-telescope
store_origin: TN
region: Tunisia
---

# Threaded interior reduces internal reflections 65mm smooth rack & pinion travel Brass ring protects eyepiece from marks SVBONY SV181 Rack Telescope Focuser 1.25 inch,Reflector Telescope Focuser

**Brand:** svbony
**Price:** 327.57 DT
**Availability:** ✅ In Stock

## Summary

> 🔭 Elevate your stargazing game with precision and style!

## Quick Answers

- **What is this?** SVBONY SV181 Rack Telescope Focuser 1.25 inch,Reflector Telescope Focuser by svbony
- **How much does it cost?** 327.57 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/235743645-svbony-sv181-rack-telescope-focuser-1-25-inch-reflector-telescope)

## Best For

- svbony enthusiasts

## Why This Product

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

## Key Features

- • **Dust-Proof Longevity:** Keep your optics pristine and extend equipment life with the included 1.25-inch dust cover—because your gear deserves the best.
- • **Precision Focus Control:** Fine-tune your celestial views with a smooth 65mm rack and pinion travel for razor-sharp clarity.
- • **Durable Brass Ring Design:** Protect your 1.25-inch eyepieces from scratches and wear with a built-in brass ring that ensures a secure, mark-free fit.
- • **Anti-Reflection Threaded Interior:** Maximize light transmission and minimize glare with a fully threaded interior that cuts down internal reflections.
- • **Universal Newtonian Compatibility:** Seamlessly upgrade your 114mm or 150mm Newtonian reflector telescope with this easy-to-install focuser.

## Overview

The SV181 Rack and Pinion Focuser is a premium 1.25-inch manual focuser designed for Newtonian reflector telescopes. Featuring a smooth 65mm travel with helical-cut gears, a protective brass ring to prevent eyepiece damage, and a fully threaded interior to reduce reflections, it offers enhanced precision and durability. Compatible with popular 114mm and 150mm Newtonian models, it includes a dust cover to safeguard your investment and comes backed by a 1-year warranty.

## Description

desertcart.com : SVBONY SV181 Rack Telescope Focuser 1.25 inch,Reflector Telescope Focuser | Brass Ring Design, Fully Threaded Design, Gear Adjustment of Focal Length, with 1.25 Inch Dust Cover, Rack and Pinion Focuser : Electronics

## Features

- Smooth SV181 Rack and Pinion Focuser for reflector telescopes accepts 1.25inches eyepieces
- The gear can be fine tuning; You can adjust the focal length by the gear; Focuser Travel is 65mm; and fine tuning more accuracy
- Brass ring design; Internal brass ring that the set screw hits to hold your 1.25inches eyepiece inside for eliminates marks on your eyepiece barrel
- Internal matting design; the inside of the item fully threaded to minimize reflections
- Come with 1.25 inch dust cover; It can protect your equipment from dust; Thereby extending the service life of the equipment

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08HX1MWMM |
| Additional Features | Adjustable metal gear focuser, smooth focus with dual knobs, built-in brass ring, fully threaded interior |
| Best Sellers Rank | #1,294 in Camera & Photo Products ( See Top 100 in Camera & Photo Products ) #26 in Telescope Reflectors |
| Brand | SVBONY |
| Coating | StarBright XLT |
| Compatible Devices | Newtonian reflector telescope - 114mm, Newtonian reflector telescope - 150mm |
| Customer Reviews | 4.4 4.4 out of 5 stars (108) |
| Exit Pupil Diameter | 4.38 millimeters |
| Eye Piece Lens Description | Plossl |
| Field Of View | 0.95 degrees |
| Finderscope | Reflex |
| Focal Length Description | 65 millimeters |
| Focus Type | Manual Focus |
| Item Dimensions D x W x H | 5.7"D x 4.5"W x 4.1"H |
| Item Highlight | Brass Ring Design, Fully Threaded Design, Gear Adjustment of Focal Length, with 1.25 Inch Dust Cover, Rack and Pinion Focuser |
| Item Weight | 410 g |
| Manufacturer | SVBONY |
| Manufacturer Part Number | FCAW9140A |
| Model Name | SV181 |
| Model Number | FCAW9140A |
| Mount | 1.25 inches mount |
| Number of Items | 1 |
| Number of Packs | 1 |
| Objective Lens Diameter | 11.4 centimeters |
| Power Source | Manual |
| Unit Count | 1 Count |
| Warranty Description | We provide 1 year warranty for SVBONY telescope accessories and 30 days no reason to return. Beyond the warranty period: We still offer maintain service, buyers are required to afford corresponding costs. We processed in the most hassle-free way possible.You just need to contact with us on Amazon ,we will reply you within 12 hours |

## Product Details

- **Brand:** SVBONY
- **Eye Piece Lens Description:** Plossl
- **Finderscope:** Reflex
- **Focus Type:** Manual Focus
- **Item Weight:** 410 g
- **Model Name:** SV181
- **Objective Lens Diameter:** 11.4 centimeters
- **Power Source:** Manual
- **Product Dimensions:** 5.7"D x 4.5"W x 4.1"H
- **Telescope Mount Description:** 1.25 inches mount

## Images

![SVBONY SV181 Rack Telescope Focuser 1.25 inch,Reflector Telescope Focuser - Image 1](https://m.media-amazon.com/images/I/61EQY4EPQtL.jpg)

## Questions & Answers

**Q: Will the sv181 fit on an orion xt6?**
A: thanks so much for your question.
Yes, this SVBONY SV181 Rack and Pinion Focuser is suitable for orion xt6.

**Q: What is the width of the rack itself? I know the length is 64mm but I need to know the width**
A: Dear customer ,
Thanks for your contact.
74mm.

For accessories;we provide 2 months warranty;within 2 months;you can return for refund or replacement.If you have any other questions about warranty;please contact us freely;we will work with you win to win.

If my reply still doesn't answer your question well or you want to know more details about this product, please contact us by message on Amazon. Because the customer's message can be seen in the first time on Amazon, and will solve the problem as soon as possible. Once I receive your response, I will try my best to answer your questions. Sincerely look forward to your reply.
Best wishes !
Kelly

**Q: How can I add a 1 1/4 inch UHC filter at the bottom of the threaded eyepiece barrel?**
A: thanks for your question,
This SVBONY SV181 Rack and Pinion Focuser does not have filter threads and cannot attach filters directly, you can add filters to the bottom of your eyepiece when inserting it.

**Q: Will this fit on a celestron 130 slt?**
A: thanks for your question.
Yes, the SVBONY SV181 Rack and Pinion Focuser fit on a celestron 130 slt. 
If any, please concact us via amazon message, we are always here for you.

## Frequently Bought Together

- SVBONY SV181 Rack and Pinion Focuser, 1.25 inch, Newtonian Reflector Focuser for Newtonian Reflector Telescope
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**Shop now:** [https://www.desertcart.tn/products/235743645-svbony-sv181-rack-telescope-focuser-1-25-inch-reflector-telescope](https://www.desertcart.tn/products/235743645-svbony-sv181-rack-telescope-focuser-1-25-inch-reflector-telescope)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-09-24*