Tecnosky 152/900 V3 Achromatic Refractor

Tecnosky 152/900 V3 Achromatic Refractor

Overview

The Tecnosky 152/900 V3 achromatic refractor is a large-aperture f/6 telescope designed for visual astronomy. It features a fully multi-coated air-spaced doublet made from Ohara K9 and F4 glass, delivering bright, contrast-rich images across a wide field of view.

This refractor is not intended for imaging, but offers solid performance in deep-sky exploration, planetary viewing, and lunar observation, especially when used at low to medium magnification.

Technical specifications

• Optical design: Achromatic air-spaced doublet

• Aperture: 152 mm

• Focal length: 900 mm

• F-ratio: f/6

• Glass: Ohara K9 and F4, fully multi-coated

• Lens cell: Collimatable

• Focuser: 2.5" rack-and-pinion with 1:10 micro-reduction

• Payload capacity: up to 5 kg

• Tube weight: 9.2 kg

• Tube length: 800 mm (dew shield retracted)

• Tube diameter: 155 mm

• Included accessories:

  • CNC mounting rings with handle

  • Vixen-style dovetail

  • 2" to 1.25" brass compression adapter

Visual performance

• Deep-sky viewing: Open clusters, Milky Way, bright nebulae

• Planetary: Good image quality at moderate powers

• Lunar: High brightness and fair contrast

Note: This telescope is not suitable for astrophotography or narrowband imaging.

Mount compatibility

Recommended mounts (tube weight: 9.2 kg):

• iOptron: CEM40, CEM70

• 10Micron: GM1000 HPS

Key features

• High-luminosity visual refractor with 152 mm aperture

• Ohara K9/F4 doublet with FMC

• Lightweight, baffled, retractable dew shield

• Robust 2.5" focuser with precision control

• Excellent for beginners and advanced visual observers