StellaMira 90mm f/6 ED Triplet Refractor Telescope

StellaMira 90mm f/6 ED Triplet Refractor Telescope

Brief Overview

Designed for serious astrophotographers and astronomers, the StellaMira 90mm ED Triplet f/6 Refractor Telescope offers precision engineering and high-quality optics. With features like fully multicoated triplet optics, a sturdy carbon fiber tube, and a dual-speed focuser, this telescope ensures exceptional performance and ease of use.

"A competitively priced, stylish telescope that offers excellent views and high-quality astrophotography results" 5-star review by Tim Jardine of BBC Sky at Night Magazine (March 2022)

Key Features

High-Quality Optics: With a minimum 0.95 Strehl ratio, fully multicoated triplet optics, and an ED lens equivalent to FPL-53, experience high-contrast views and minimal chromatic aberration.

Precision Focusing: The robust 2.5" Rack & Pinion dual-speed focuser, with a 1:10 fine focus mechanism and integral rotator, ensures precise adjustments and excellent load-bearing capacity.

Superior Build: Crafted from CNC-machined aluminium and Carbon Fibre, the tube offers high strength and excellent thermal properties.

Ideal for Astrophotography: Pair with the optional 0.8x StellaMira Reducer / Field Flattener to achieve f/4.8 and an evenly illuminated imaging circle suitable for sensors up to APS-C size.

Complete Kit: Comes with CNC tube rings, Losmandy-style dovetail mounting bar, carry handle, and an aluminium carry case.

Detailed Description

The StellaMira 90mm ED Triplet f/6 Refractor Telescope is an excellent choice for discerning astrophotographers and astronomers. Each unit is QC-checked in the UK to ensure it meets the highest standards, coming with a test report to guarantee a minimum 0.95 Strehl ratio.

The telescope features fully multicoated triplet optics, including an ED lens equivalent to FPL-53, to provide high-contrast views with very low chromatic aberration. It also includes a Losmandy-style dovetail mounting bar and an engraved rotator showing angular position, allowing for precise adjustments during observation or imaging sessions.

The 2.5" Rack & Pinion dual-speed focuser, which includes a 1:10 fine focus mechanism, ensures smooth and accurate focusing. Its CNC-machined aluminium fittings and carbon fiber tube offer strength and excellent thermal properties, making it robust and durable for various conditions.

For those interested in astrophotography, a matching 0.8x StellaMira Reducer / Field Flattener is available, enabling imaging at f/4.8 with a large enough illuminated circle for sensors up to APS-C size.

Benefits

• Ease of Use: Dual-speed focuser with fine focus mechanism for precise adjustments.
• Durability: High-strength carbon fiber tube and CNC-machined aluminium fittings.
• Performance: Fully multicoated optics for maximum light transmission and low chromatic aberration.
• Portability: Includes a heavy-duty aluminium case with die-cut foam for safe transport.

Specifications

Specifications:

• Aperture: 90mm
• Focal Length: 540mm (f/6)
• Optical Construction: Air spaced triplet with 1x ED element (equivalent to FPL-53)
• Lens Coating: Fully multi-coated
• Tube Material: Carbon Fibre & Aluminium
• Focuser Thread: M63x1 Female with 2" eyepiece holder removed
• Fitted with a Synta-style finder shoe

Dimensions:

• Tube Length (retracted): 46cm (17.9")
• Tube Length (extended): 49cm (19.3")
• Tube Diameter: 107mm (4.2")
• Dew-shield External Diameter: 123mm (4.8")
• Focuser Adjustment Range: 95mm (3.7")
• Tube Weight: 3.3kg (7lb 4oz), with accessories 4.5kg (9lb 15oz)

Accessories Included:

• Tube Rings
• Losmandy-Style Dovetail
• Handle/Mounting Bracket
• 2" to 1.25" Adapter
• Storage Case with Die-Cut Foam

Unlock the universe. Join the ranks of satisfied astronomers and astrophotographers by choosing the StellaMira 90mm f/6 ED Triplet Refractor today.