Bresser Topas 7x50 Binoculars

• 7x50 marine format: The combination of 7x magnification and a 50.00 mm objective keeps the image steady in moving conditions while delivering a bright view that works well on the water and in fading light.
• Porro prism optics: The Porro design supports strong depth perception and a spacious image, which helps when scanning shorelines, markers, and other vessels.
• Individual eyepiece focus: Once each eyepiece is set for the user, the binocular stays practical for typical nautical viewing distances, reducing the need for constant refocusing.
• Long eye relief: With 20.00 mm of eye relief and foldable eyecups, the binocular is easier to use comfortably for extended observation, including with glasses.
• Marine-ready construction: A waterproof, fogproof housing with nitrogen filling and protective armouring helps the binocular stay usable in wet, windy, and changeable outdoor conditions.

About the Bresser Topas Series

Bresser Topas is a binocular series built to cover a broad range of everyday outdoor use, from compact carry options to larger fixed-power models. Within the range, fixed-magnification and zoom binoculars sit alongside more specialized marine-oriented versions, giving the series a practical place in Bresser's outdoor optics lineup. The Topas family is defined less by one single format than by a focus on accessible, straightforward binoculars for travel, leisure, and field observation.

In the marine part of the range, Topas 7x50 variants are intended for sailing and other water sports, where stable magnification, bright viewing, and simple handling matter more than high power. Some models add navigation-oriented features such as an illuminated magnetic compass and a reticle, while other versions keep the layout simpler for users who only need dependable observation. Across the series, Bresser uses both compact roof-prism designs and Porro-prism constructions, allowing the Topas name to cover everything from pocket binoculars to classic marine binoculars with a larger, easier view.

About the Bresser Topas 7x50 Binoculars

The Bresser Topas 7x50 Binoculars are configured as a classic marine binocular, and the specification makes clear why this format remains popular. The 7.00 x magnification is easier to hold steady than higher-power binoculars, which is especially useful on a boat, on a dock, or in windy open terrain. Paired with a 50.00 mm objective lens and a 7.14 mm exit pupil, it delivers a bright image that remains comfortable to view in overcast weather, at dusk, or during early-morning use.

The optical layout uses Porro prisms with multicoated lenses, supporting good contrast and a more spacious image impression than many compact designs. A 116.00 m/1000m field of view gives the user enough width to scan waterlines and follow moving subjects without feeling overly restricted. The 20.00 mm eye relief is a practical advantage for eyeglass wearers, while the separated focus for each eye suits marine use well because once the binocular is adjusted, it remains effective across the longer viewing distances common on the water.

Mechanically, this model is built for exposed conditions. The housing is waterproof, fogproof, and nitrogen filled, helping it resist internal condensation when temperatures and humidity change. Its tripod adaptability adds flexibility for prolonged observation from a fixed position, and the compact dimensions for a 7x50 Porro binocular keep it manageable for storage aboard a boat or in a vehicle.

About Bresser

Bresser began in 1957, when Josef Bresser founded BRESSER Optik in Germany. The company is now headquartered in Rhede, Germany, and it has long focused on observational equipment for both hobby and outdoor use. Its core product areas include telescopes, binoculars, microscopes, and outdoor optics, which gives the brand a broad base in optical design rather than a narrow focus on one category alone.

That background is relevant here because Bresser has experience building optics for different viewing conditions, from astronomy to field observation. Over time, the company expanded its range with products such as trail cameras and rangefinders, while also developing well-known lines like the Messier telescope series introduced in 2005. For binoculars, Bresser is known for practical designs that cover entry-level and specialist uses alike, including marine formats, travel models, and general outdoor observation.

Main Features

• Product type: Marine binoculars
• Magnification: 7.00 x
• Objective lens diameter: 50.00 mm
• Prism type: Porro
• Lens coating: Multicoated
• Field of view: 116.00 m/1000m
• Field of view (degrees): 6.63 °
• Exit pupil: 7.14 mm
• Eye relief: 20.00 mm
• Close focus: 5.00 m
• Twilight factor: 18.71
• Relative brightness: 51
• Focusing system: Separated for each eye
• Diopter setting position: On both eye-pieces
• Body type: Single hinge
• Housing material: Plastic
• Filled with: Nitrogen
• Waterproof: Yes
• Fogproof: Yes
• Tripod adaptable: Yes
• Length: 195.00 mm
• Width: 197.00 mm
• Height: 80.00 mm
• Weight: 1168.00 g
• Colour: Blue

Warranty

Bresser states an extended warranty of 5 years for the Bresser Topas 7x50 Binoculars.

In the Box

• Binoculars
• Floating strap
• Case with shoulder strap
• Lens cloth
• Manual