DayStar Quark Prominence H-Alpha Solar Filter

DayStar Quark Prominence H-Alpha Solar Filter – Product description

DayStar Quark Prominence H-Alpha Solar Filter belongs to the Eyepiece-side H-alpha filters range. Temperature-controlled H-alpha filter system for prominences with integrated 4.3x telecentric optics, 12 mm blocking filter and 1.25/2-inch connection.

Key product details

• Experienced solar observers
• Owners of suitable refractors
• Visual and photographic observation of prominences
• 1.25-inch and 2-inch connection
• Integrated 4.3x telecentric optics
• 12 mm blocking filter

Product overview

The Quark Prominence is tuned for observing solar prominences and combines telecentric optics, blocking filter and a temperature-controlled H-alpha element in one compact unit.

Suitable applications

• Experienced solar observers
• Owners of suitable refractors
• Visual and photographic observation of prominences

Included equipment

• 1.25-inch and 2-inch connection
• Integrated 4.3x telecentric optics
• 12 mm blocking filter
• 5 V / 1.5 A USB power
• Fine tuning in 0.1 Å steps according to product data
• Optimised for refractors around f/4 to f/9

Application

The Prominence version prioritises structures at the solar limb. Users mainly interested in surface detail across the solar disk should compare the Chromosphere version.

Safety information

Solar observing must only be carried out with a fully suitable filtering system. Follow all manufacturer requirements concerning aperture, energy rejection and operating temperature.

Practical note

Follow DayStar's requirements for your refractor. The existing product information states that apertures above 80 mm require a suitable front-mounted UV/IR or ERF protection filter.

Selection note

Related products: Telescope accessories at Optikshop24.