Polarizing filter 2"This filter can be screwed into 2" eyepieces and can be used for individual light attenuation in combination with Herschel solar prisms. Turning the filter alters the brightness. (A Herschel prism polarises the light)
Delivery contains:
Products specifications
|
Barrel size / Filter thread
|
2" with filterthread |
|
Coating
|
Anti reflective coated |
|
Glass material
|
High precision plane-parallel glass |
|
Filter effect
|
Polarising filter |
|
Diameter
|
for 48 mm |
|
Weight
|
1.6 oz |
