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Opticstar - 1.25 " LRGbB Filter Set (5 filters)


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Availability: Available - Ships in 3-5 Days


Available - Ships in 3-5 Days

Manufactured by: Opticstar


26mm Aperature - Threads on both ends - True Colour Reproduction

  • 1.25" filters, 26mm clear aperature

  • Luminance, Red, Green, Lt Blue and Blue

  • Thread into any 1.25" eyepiece or filter wheel

  • Better image contrast, lower glare

  • Threaded on both ends

  • Case included


These filters are positioned within a thin metal ring with a full 26mm clear aperture that threads into the barrel of any standard 1.25" eyepiece or filter wheel that can accept 1.25" filters. They help to increase contrast and reduce glare and light scattering. Each filter is threaded at both ends to accept another filter if required. Filters come inside individual plastic cases with a transparent window.

Five filters are supplied. A bright L type filter to aid with focusing, one Red, one Green and two Blue filters. The following filters are recommended for imaging purposes when used with a monochrome camera.

To obtain natural colour please use the following filters:

Kodak Wratten values:

#25A Red
#58 Green
#47 Violet (blue

If you require higher sensitivity in the brighter #80A filter can be used instead of the blue the #47 Violet filter.

Kodak Wratten values:

#25A Red
#58 Green
#80A Medium Blue

You may wish to use this filter in conjunction with the Opticstar IR cut-off filter if you want to exclude IR beyond 660nm.

Our product warrantee on all of our products except Bahtinov Focus masks, Dri-shields, Astro Armour cases and Flex dew shields have a " Limited Warranty" against defects in materials or workmanship for one year from date of purchase non-transferable. The Focus Masks, Dri-shields, Astro-armour cases and Flex dew shields all have a " Life Time" warranty against any defects on materials and workmanship, normal wear and tear only! If a life time warantee product needs to be replaced user must return product to you directly to include his/her name, address and email address in order for us to send a replacement! Any misuse, abuse or damage caused by individual/s will void all warrantee's on all products! Full replacement value will only be accepted on Life Time warranty products with original date and sales receipt, non-transferable, all shipping cost paid will be paid by Farpoint! All of our Laser products (collimators) come with a lifetime alignment guarantee which is non-transferable, customer pays for initial shipping only, no extra  cost for us to return the product!

Additional Information

Name Opticstar - 1.25 " LRGbB Filter Set (5 filters)
Manufacturer Opticstar
Manufacturer Part No OSRLRGB