---
product_id: 565857325
title: "Diameter 114 mm Focal Length 900mm Newtonian Reflector Mirror for Astronomical"
brand: "skyoptikst"
price: "4707878₫"
currency: VND
in_stock: true
url: https://www.desertcart.vn/products/565857325-diameter-114-mm-focal-length-900mm-newtonian-reflector-mirror-astronomical
store_origin: VN
region: Vietnam
---

# 92% reflectivity for bright images 900mm focal length for sharp focus 114mm aperture for crisp views Diameter 114 mm Focal Length 900mm Newtonian Reflector Mirror for Astronomical

**Brand:** skyoptikst
**Price:** 4707878₫
**Availability:** ✅ In Stock

## Summary

> 🔭 Unlock the Universe: See More, Miss Less!

## Quick Answers

- **What is this?** Diameter 114 mm Focal Length 900mm Newtonian Reflector Mirror for Astronomical by skyoptikst
- **How much does it cost?** 4707878₫ with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vn](https://www.desertcart.vn/products/565857325-diameter-114-mm-focal-length-900mm-newtonian-reflector-mirror-astronomical)

## Best For

- skyoptikst enthusiasts

## Why This Product

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

## Key Features

- • **Durable Protective Layer:** Advanced protective film guards optics against dust and scratches, ensuring longevity.
- • **Long-Range Focus Mastery:** 900mm focal length ensures pinpoint sharpness across deep-sky objects.
- • **High Reflectivity Coating:** Enhanced aluminum coating delivers 92% reflectivity, maximizing brightness and contrast.
- • **Optimized Secondary Mirror Design:** Compact 50x35mm secondary mirror minimizes obstruction for clearer, sharper images.
- • **Precision Optics for Stellar Clarity:** 114mm diameter primary mirror captures more light for vivid celestial details.

## Overview

The Diameter 114mm Focal Length 900mm Newtonian Reflector Mirror is engineered for serious astronomy enthusiasts seeking bright, sharp views. Featuring a large 114mm primary mirror with a 900mm focal length, it offers exceptional light-gathering and focus precision. Its advanced aluminum coating provides 92% reflectivity across 400-950nm wavelengths, while a durable protective film ensures lasting performance. The carefully sized secondary mirror minimizes image obstruction, making this reflector ideal for detailed celestial observations.

## Description

D114F900JP astronomical eyeglasses spherical lens Specification: Primary mirror: spherical Caliber: 114mm Focal length: 900mm The thickness is about 14m Reflected at: 92% Major axis of secondary mirror: 35mm Minor mirror minor axis: 25mm Coating, aluminizing and protective film Package description: One D114F900JP lens 1 packing box

## Features

- Caliber: 114 mm, Focal length range (f-f): 900 mm
- Surface accuracy: 1/10 λ
- Improved aluminium and protective coating
- Reflectivity: 92% / 400-950nm
- Major axis of secondary mirror: 50mm, minor axis: 35mm

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B096F28YR6 |
| Best Sellers Rank | #570 in Camera & Photo Products ( See Top 100 in Camera & Photo Products ) #11 in Telescope Reflectors |
| Customer Reviews | 4.8 4.8 out of 5 stars (53) |
| Date First Available | February 18, 2021 |
| Item Weight | 14.1 ounces |
| Item model number | D114F900JP |
| Manufacturer | Skyoptikst |
| Product Dimensions | 0.39 x 0.39 x 0.39 inches |

## Product Details

- **Brand:** Skyoptikst
- **Model Name:** D114F900JP-FBA
- **Eye Piece Lens Description:** Kellner or Plossl
- **Objective Lens Diameter:** 114 Millimeters
- **Telescope Mount Description:** Altazimuth Mount

## Images

![Diameter 114 mm Focal Length 900mm Newtonian Reflector Mirror for Astronomical - Image 1](https://m.media-amazon.com/images/I/51HM8wL9NzS.jpg)

## Frequently Bought Together

- SKYOPTIKST D114F900 Newtonian Reflector telescoe Mirror，DIY 114/900 Astronomical Telescopes
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**Shop now:** [https://www.desertcart.vn/products/565857325-diameter-114-mm-focal-length-900mm-newtonian-reflector-mirror-astronomical](https://www.desertcart.vn/products/565857325-diameter-114-mm-focal-length-900mm-newtonian-reflector-mirror-astronomical)

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*Product available on Desertcart Vietnam*
*Store origin: VN*
*Last updated: 2026-03-12*