Tele Vue 1.25' 3x Barlow Lens #BLW-3125 BLW-3125
Expecting restock Mount: |
Internal safety groove and captive thumbscrews Blackened lens edges and internal anti-reflection threading
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What is the aperture of optics and what does it affect?Aperture, aperture, maximum relative aperture - in simple words about the main thing
How does autofocus work?When it comes to focusing on sharpness when taking photos and videos, automation can be fully relied on
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