Mack 3-Year Extended Diamond Warranty - Under $2000 PENTAXSN They are electrically isolated from

They are electrically isolated from each other

regardless of the aperture setting in use

which help to greatly reduce chromatic and spherical aberrations for improved clarity and sharpness

4 maximum aperture makes shooting in low light possible

It has a pre-set spring-loaded counterbalance of 5

Mack 3-Year Extended Diamond Warranty - Under $2000 PENTAXSN They are electrically isolated fromDiamond Warranties include standard coverage as well coverage for malfunctions due to accidental damage from handling (ADH). This includes malfunctions due to liquid damage that were the result of an accident. All types of accidental damage, including liquid damage, will be covered at the discretion of Mack Worldwide Warranty. Benefits: Impact Damage Manufacturer Defects Sand Grit Damage Accidental Damage and Unintentional Abuse Mechanical