Astronomik L-2 UV-IR Block 36mm (SKU: 10162336 / 8h00qh)

Astronomik L-2 UV-IR Block 36 mm, with protective ring (Astronomik, SKU: 10162336) is a luminance filter that blocks ultraviolet and infrared light when recording visible light. The L-2 version has the intermediate spectral window in the L-1/L-2/L-3 series and is intended for well-corrected APO refractors and doublets at their native focal length, and reflecting telescopes with a reducer.

Key features

• ultraviolet and infrared rejection when recording the luminance channel
• passband width matched to the optical system’s colour correction
• coatings using Astronomik MFR technology that reduce unwanted reflections
• ring protects the glass edge during installation in a filter wheel
• durable coatings resistant to scratches and moisture

Included items

• filter, Astronomik L-2 UV-IR Block 36 mm, with protective ring
• protective filter box

Technical specifications

• manufacturer: Astronomik
• manufacturer SKU: 10162336
• type: UV-IR Block luminance filter
• version: L-2
• spectral window within the series: intermediate
• transmitted spectral region: visible light
• rejected regions: ultraviolet and infrared
• coatings: Astronomik MFR
• shape: round
• nominal size: 36 mm
• construction: protective ring, without a screw thread
• mechanical thickness including ring: 3 mm
• glass thickness: 1 mm
• parfocality: with standard Astronomik filters using 1 mm glass
• country of manufacture: Germany

Choosing the appropriate luminance version helps make use of the optics’ correction when recording image detail.

Product code: FILAST36-8H00QH_AIK