Dorr Telescop Galileo 25x30 Monocular

• 25x magnification: brings distant details much closer, making this monocular useful for sightseeing, route checking, nature observation, and spotting targets where a compact optic is easier to carry than binoculars or a spotting scope.
• Compact extendable body: the telescope-style construction collapses for transport and extends when needed, so it fits more easily in a jacket pocket, daypack, or range bag.
• 30 mm objective lens: gathers more light than very small pocket optics, helping the image stay clearer and more usable in daylight observation at higher magnification.
• Galilean prism design: keeps the monocular slim and straightforward, giving it the classic form of a pocket telescope with quick, uncomplicated handling in the field.
• Fully coated optics: reduce surface reflections and support a cleaner, sharper view with better contrast than uncoated glass, which matters when picking out fine detail at distance.

About the Telescope Galileo Series

The Telescope Galileo series is DÖRR’s compact pocket-telescope line, offered under the DANUBIA name and built for users who want substantial reach in a format that remains easy to pack. In DÖRR’s optical catalogue, the series includes 25x30 and 25x35 variants, with versions that range from a practical rubber-coated model to traditional brown and brass finishes. That gives the series a distinct place in the brand’s optics range: it is less about all-day glassing comfort and more about carrying a small telescope that can be deployed quickly when distance matters.

The design philosophy is simple and purposeful. The extendable construction allows the monocular to fold down for pocket or backpack storage, then extend for use in the field. DÖRR positions these pocket telescopes for nature observation, hiking, shooting sports, hunting, travel, and sightseeing, which suits users who need magnification without the bulk of a full spotting scope. Depending on the version, the series uses either multicoated or fully coated optics, while the overall concept remains the same: a compact monocular that prioritizes portability, direct handling, and enough optical reach for occasional long-distance viewing.

About the Dorr Telescop Galileo 25x30 Monocular

The Dorr Telescop Galileo 25x30 Monocular is a compact observation tool built around 25x magnification and a 30.00 mm objective lens, a combination that favors reach over broad, relaxed viewing. It is well suited to situations where the main task is checking distant detail rather than scanning wide areas for long periods. For travel, hiking, sightseeing, or occasional use in shooting sports and hunting optics, that means it can pull remote objects noticeably closer while taking up far less space than larger observation equipment.

The monocular uses a Galilean prism system, which supports the classic pocket-telescope format and helps keep the body narrow and uncomplicated. Its fully coated optics improve light transmission and reduce distracting reflections, which helps preserve image clarity and contrast in daylight use. With a field of view of 90.00 m/1000m, the image remains manageable for locating landmarks or fixed points, while the 1.20 mm exit pupil reflects the model’s emphasis on bright-condition observation rather than low-light performance.

Handling is defined by portability. At 220.00 g, this monocular stays light enough for a pocket, small bag, or glove compartment, making it easy to keep close at hand for occasional long-range viewing. The nitrogen-filled construction adds practical resistance against internal fogging during temperature changes, which is useful when moving between indoor storage and outdoor use. Overall, this model is best understood as a compact high-magnification monocular for users who value packability and quick access to distant detail.

About Dorr

Dörr GmbH was founded in 1973 and is based in Neu-Ulm, Bavaria, Germany. The company works in international import and export and sells products both under its own DÖRR brand and from other brands. Within its optics offering, DÖRR covers products such as binoculars, spotting scopes, and telescopes, giving it a broad presence in observation equipment rather than focusing on a single niche.

An important part of that range is the Danubia name, which DÖRR uses for optical products including compact observation tools like pocket telescopes. This background is relevant to the Telescope Galileo series, because it places the product within a catalogue shaped around practical field optics for travel, outdoor use, and general observation. DÖRR’s long-standing role as a distributor and brand owner helps explain the mix of classic formats, accessible designs, and purpose-specific optics found across its range.

Main Features

• Product type: Monocular
• Series: Telescope Galileo
• Prism type: Galilean
• Magnification: 25.00 x
• Objective lens diameter: 30.00 mm
• Variable magnification: No
• Field of view: 90.00 m/1000m
• Field of view (deg.): 5.20 °
• Exit pupil: 1.20 mm
• Twilight Factor: 27.4
• Lens coating: Fully coated
• Weight: 220.00 g
• Filled with: Nitrogen
• Tripod adaptable: No
• Compass: No
• Built-in rangefinder: No
• Image stabilizer: No
• Floatable: No
• Made in: China

Warranty

2 years. Dorr provides this monocular with a 2-year warranty, giving defined coverage for the product over the stated period.

In the Box

• Monocular
• Cleaning cloth
• Storage pouch