(1 review)

in stock
in stock

Lunt LS50ERF - 50 mm Energy rejection filter

147,06 EUR
excl. VAT
excl. 4,65 € Shipping costs


Lunt LS50ERF - 50 mm Energy rejection filter

Energy rejection filters are long pass filters which block short-wavelength light. A coating blocks IR. Therefore, the filters of an H-alpha telescope are loaded only with red light.

♦ RG630 substrate, 3.5 mm thick

♦ Front side with dielectric IR blocking coating

♦ Back side with broadband AR coating

♦ Diameter: 53 mm

♦ Clear aperture: 50 mm


We recommend following products:

152,10 EUR*

TS-Optics Cell for ERF and Glass Filters - for Tube Diameter 135mm

up ...

E-Mail: • Phone: +49 (0)89-9922875-0
Parse Time: 0,767s
This shop uses cookies that are necessary for its correct function and, if necessary, also uses cookies from third party providers. By using our shop you agree to the use of cookies.

OKMore info ......
Please note that only latin characters, numbers and common special characters can be entered.