Improve Universe Object with UHC Filter for 1.25 " Telescopes for Clear Views Double-Sided Fine Polishing

Features:
Substrates: polish substrates, good parallelism and surfaces
Double-sided fine polishing and polishing process ensures high parallelism Coating: double-sided multi-layer coating, the backside increases the penetration film and reduces the reflect light
High contrast filter ( UHC filter) is of harmful light filter, it is more perfect Significantly reduce light pollution, suitable for city and suburban observation
This 1.25inch UHC filter is designed to improve the picture contrast of the subject
Diameter: 1.25 " simply attached to the eyepiece, installed in a shells

Specifications:
: Optical Glass Lens, Aluminum Frame
Shape: Round
UHC Filter Size: Approx.28.5x0.6mm / 1.12x0.02in
Thread: 28.5x0.6mm
Glass Thickness: 1.85mm
Type: High Contrast Filter ( UHC Filter)

Package Includes:
1xUHC Filter

Note:
Please allow 1-2cm errors due to manual measurement, please make sure that you do not mind before you order
Due to the difference between different monitors, the picture may not reflect the actual color of the item