Schmidt & Bender Police Marksman 1.5-6x20 ShortDot was developed on 1.1-4x20 riflescope and it offers litlle more magnification for medium ranges. At the same time it stays usable at close ranges and as a red dot aiming device. Red dot has different setting for day light and low light situations. Schmidt & Bender Police Marksman riflescopes have been designed for professional use and meet all the harshest police and military standards. All Schmidt & Bender Police Marksman riflescopes can be used safely on powerful calibres, such as the .50 BMG, despite their primary short range shooting use because of their 1x magnification. The reticle is seated in the first focal plane but some versions have the reticle seated in the second plane. All Schmidt & Bender Police Marksman riflescopes are equipped with the FlashDot technology for daylight and night time use. They are also waterproof and filled with dry nitrogen to prevent dew accumulation at low temperatures. All features have been rigorously tested and all tests confirm the quality and robust design of the scopes. The MIL-STD-810 G Method 512 testing standard of the American army showed that no damage has been sustained to the riflescope even if it has been submerged 25 meters under water in the sea for 10 hours. The optical properties are also amazing. Schmidt & Bender Police Marksman riflescopes are being used by every police and military unit in the world and this proves that Schmidt&Bender Police Marksman are one of the best riflescopes for professional use in the world. They set the boundaries other riflescope manufacturers have yet to achieve.