![](https://assets.catawiki.com/image/cw_lot_card/plain/assets/catawiki/assets/2024/6/11/6/3/d/63d60cbb-b9fb-4fbd-9119-8c0e435881c6.jpg)
沒有保留價 藍色 藍寶石 - 5.60 ct - Antwerp Laboratory for Gemstone Testing (ALGT)
編號 83779793
編號 83779793
A very interesting Soviet lens, originally on night vision goggles, but fits the M42 mount very well.
It can also be used for infrared images or a bokeh effect.
Just type it into Google for more information.
the aperture works wonderfully