Phone: (585) 624-3760
Fax: (585) 624-9879

Coming Soon Baader!

Baader Planetarium products go way beyond the Zeiss equipment they are so well known for. Baader Planetarium has been innovating and producing a large array of equipment and astronomical accessories for the European market for decades. Baader Planetarium was founded in Germany over 40 years ago, and the Baader family has been involved in producing astronomical instruments for over 100 years.


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Research Grade Filters

FLI Research Grade Filters


Our high transmission filters are manufactured in the United States with the highest quality fabrication techniques available. We offer a full line of filter types and sizes. Complete sets are available as well as individual filters in both round and square shapes.

 

Features:

AR: Durable AR coatings on both exterior surfaces over applicable transmission range

Scratch Dig: 60/40 or better (max scratch width 0.006mm, max dig 0.40mm)

Transmitted wavefront @ 633nm: Better than 0.25 wave/inch

Wedge: Better than 30 arcsec

Thickness: 5 +/- 0.05mm, par focal +/- 0.2mm, (filters start par focal +/- 0.1mm per recipe)

 

  • Filter Specifications
  • Transmission curves
{product_model}
{product_model}
{product_description}
Size: {size}
Shape: {shape}
Thickness: {thickness}
Bandwidth: {bandwidth}
Parallelism: {parallelism}
Surface Flatness: {surface_flatness}
Price: {us_price}

  • U
  • B
  • V
  • R
  • I
  • Lum
  • Red
  • Green
  • Blue
  • Ha
  • SII
  • OIII

These filters are A/R coated Johnson/Bessell filters that are blocked up to 1200nm

U Transmission Curve

These filters are A/R coated Johnson/Bessell filters that are blocked up to 1200nm

B Transmission Curve

These filters are A/R coated Johnson/Bessell filters that are blocked up to 1200nm

V Transmission Curve

These filters are A/R coated Johnson/Bessell filters that are blocked up to 1200nm

R Transmission Curve

These filters are A/R coated Johnson/Bessell filters that are blocked up to 1200nm

I Transmission Curve
L Filter Transmission Curve
Red Filter Transmission Curve
Green Filter Transmission Curve
Blue Filter Transmission Curve
Ha Filter Transmission curve
sII Filter Transmission Curve
OIII

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