H-alpha Accessories

Description 2" inner thread: 50.8 mm - not M48! Hole diameter: 3,3mm Screw Head Recess diameter: 5,1mm Recess depth: 5,5mm (complete optical heigh...

Description Telecentric with 2" outer diameter and T-2 threads on both sides Aplanatic, with 2x focal length extension to achieve a parallel f/30 ...

Description Telecentric with 2" outer diameter and T-2 threads on both sides Aplanatic, with 4x focal length extension to achieve a parallel f/30 ...

Description Baader Telecentric Systems for focal length extension for supplying a parallel optical beam and for providing sufficient backfocus, in ...

Description D-ERF (Dielectric Energy Reflection Filter) in different sizes Pre-filter to reduce heat during H-alpha observation with SolarSpectrum...

Description Steplessly variable, white anodized and heat reflecting diaphragm from 13- to 113 Millimeter for our D-ERF Filters For optimum adjustm...

Description Like the TZ-3 telecentric, the RG 0.4x Telecompressor features 46mm clear aperture throughout, perfectly suitable even for large Solar...

Description Mounted onto the eyepiece side of the SolarSpectrum filter and reduces the telecentric system extended focal length downward by a fact...

Description Telescopic connection for Baader FFC and telecentric systems Consisting of 9 components: 1x Four-In-One (T-2 version) adapter M68/T-2/...

Description A Solar Shade made from Aluminium to clamp between any T-2 connection Use as shade (glare protection) for visual observation / imaging...

Description A Solar Shade made from Aluminium to clamp between any 2" connection Use as shade (glare protection) for visual observation / imaging ...

Description A Solar Shade made from Aluminium to clamp between any M68 connection Use as shade (glare protection) for visual observation / imaging...

Description Achromatic 3x telecentric system Four-lens optical design, BBAR (Broad-Band Anti-Reflection) coating Anti-reflective thread and black...