---
product_id: 217938192
title: "Astronomical Telescope Accessories D114F900mm, 25mm"
brand: "arikit"
price: "€ 65.15"
currency: EUR
in_stock: true
category: "Arikit"
url: https://www.desertcart.fr/products/217938192-astronomical-telescope-accessories-d114f900mm-25mm
store_origin: FR
region: France
---

# 900mm focal length for sharp planetary shots 114mm aperture for crisp views Aluminum + oxide coating for durable clarity Astronomical Telescope Accessories D114F900mm, 25mm

**Brand:** arikit
**Price:** € 65.15
**Availability:** ✅ In Stock

## Summary

> 🔭 Unlock the cosmos — see what others only dream of!

## Quick Answers

- **What is this?** Astronomical Telescope Accessories D114F900mm, 25mm by arikit
- **How much does it cost?** € 65.15 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/217938192-astronomical-telescope-accessories-d114f900mm-25mm)

## Best For

- arikit enthusiasts

## Why This Product

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

## Key Features

- • **Durable Protective Coatings:** Aluminum film and aluminum oxide layers shield optics for long-lasting performance under all conditions.
- • **Versatile Use for Beginners & Pros:** Perfect for adult and children’s telescopes, DIY projects, and astrophotography enthusiasts aiming to capture planets.
- • **Optimized Newtonian Reflector Design:** 900mm focal length paired with a 25mm short-axis secondary mirror ensures sharp, distortion-free images.
- • **Precision Optics for Stellar Clarity:** K9 glass main mirror with 114mm diameter delivers bright, detailed celestial views.
- • **Ready for Realistic Planetary Imaging:** Proven capability to capture detailed lunar craters and planetary features like Jupiter and Saturn.

## Overview

This Astronomical Telescope Accessory features a high-quality 114mm K9 glass main mirror with a 900mm focal length and a 25mm short-axis secondary mirror. Its aluminum and oxide coatings enhance durability and image clarity, making it ideal for both beginner and advanced telescope users. Designed for Newtonian reflector setups, it enables realistic planetary imaging and versatile use in DIY and educational projects.

## Description

1. The company is committed to optical spherical lenses, optical prisms, reflectors, achromatic lenses, cemented lenses, cylindrical lenses, windows and other optical components can be designed according to requirements, providing you with the best products and services is our aim2. The main mirror is made of K9 glass with a diameter of 114mm, and the focal length is about 900mm3. The minor axis (short side diameter) of the secondary mirror is 25mm, spherical mirror, aluminized and protective film4. Suitable for adult telescope, children's telescope, astronomical beginner telescope, children's beginner telescope, children's telescope toy, astronomical telescope, telescope personnel, adult travel telescope5. Based on the feedback from my friends, you can shoot a few planets.6. Independent product packaging brings you a different shopping experience7. This is an attached area for astronomical telescope lovers, you can buy it as you need8. Used as an accessory for astronomical telescopes

## Features

- Premium Optical Material: Constructed from high-quality K9 glass for superior light transmission and optical clarity in astronomical observations
- Precise Specifications: Main mirror D114F900 model paired with auxiliary mirror 25mm for optimal light gathering and reflection
- Detailed Dimensions: The main mirror features a diameter of 114mm with a focal length of 900mm, while the secondary mirror has a minor axis of 25mm
- Advanced Protective Coating: Surface is coated with aluminum film and aluminum oxide protective film to ensure durability and maintain reflective quality over time
- Planetary Observation Capability: Realistic shooting effect allows for capturing clear images of planets in the night sky
- Newtonian Reflector Design: Spherical mirror configuration provides excellent performance for astronomical telescope applications and celestial viewing
- Versatile Telescope Accessory: Compatible with adult telescopes, beginner astronomical telescopes, and travel telescopes for enhanced stargazing experiences

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B08C2XPD27 |
| Additional Features | Newton Reflector design, Short-axis secondary mirror |
| Best Sellers Rank | #1,841 in Camera & Photo Products ( See Top 100 in Camera & Photo Products ) #33 in Telescope Reflectors |
| Brand | Arikit |
| Built-In Media | NO |
| Coating | Basic Coated |
| Compatible Devices | Camera |
| Customer Reviews | 4.0 out of 5 stars 94 Reviews |
| Exit Pupil Diameter | 25 millimeters |
| Eye Piece Lens Description | Kellner |
| Field Of View | 1.65 degrees |
| Finderscope | Reflex |
| Focal Length Description | 900 millimeters |
| Focus Type | Manual Focus |
| Item Dimensions D x W x H | 5"D x 0.5"W x 5"H |
| Item Highlight | Short-axis Secondary Mirror, Newton Reflector, Spherical Mirror |
| Item Weight | 13.7 ounces |
| Manufacturer | JINGLIANG |
| Manufacturer Part Number | D114F900/25mm |
| Model Name | RM |
| Model Number | D114F900/25mm |
| Mount | Altazimuth Mount |
| Number of Batteries | Nonstandard Battery batteries required. |
| Number of Items | 1 |
| Objective Lens Diameter | 25 millimeters |
| Optical Tube Length | 11.4 centimeters |
| Optical-Tube Length | 11.4 centimeters |
| Power Source | Manual Winding |
| Telescope Mount Description | Altazimuth Mount |
| UPC | 762409866570 |
| Warranty Description | 2 |
| Zoom Ratio | 7.98 |

## Product Details

- **Brand:** Arikit
- **Eye Piece Lens Description:** Kellner
- **Finderscope:** Reflex
- **Focus Type:** Manual Focus
- **Model Name:** RM
- **Objective Lens Diameter:** 25 millimeters
- **Optical Tube Length:** 11.4 centimeters
- **Power Source:** Manual Winding
- **Product Dimensions:** 5"D x 0.5"W x 5"H
- **Telescope Mount Description:** Altazimuth Mount

## Images

![Astronomical Telescope Accessories D114F900mm, 25mm - Image 1](https://m.media-amazon.com/images/I/41hUROocpUL.jpg)
![Astronomical Telescope Accessories D114F900mm, 25mm - Image 2](https://m.media-amazon.com/images/I/311og7nn+pL.jpg)
![Astronomical Telescope Accessories D114F900mm, 25mm - Image 3](https://m.media-amazon.com/images/I/41MWBp+R+HL.jpg)
![Astronomical Telescope Accessories D114F900mm, 25mm - Image 4](https://m.media-amazon.com/images/I/41y3J-0faQL.jpg)
![Astronomical Telescope Accessories D114F900mm, 25mm - Image 5](https://m.media-amazon.com/images/I/41u6pJEn2ML.jpg)

## Questions & Answers

**Q: Is this a parabolic mirror ?**
A: No. Simple spherical mirror.

**Q: Does it come in 10” sets at 40$?**
A: No. 10" mirrors are many hundreds. These are 114mm so about 4.5" or so

**Q: What is the thickness of the primary and secondary?**
A: the primary mirror thickness is 14.2mm, secondary mirror thickness is 4.8mm

**Q: Will it fit a 10” reflector telescope?  That’s all I want to know**
A: It will fit and leave a lot of empty space; this is about the diameter of a DVD

## Frequently Bought Together

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-10-07*