ฟิล์มขาวดำ 120 Rollei RPX 25 120 Medium Format Film ฟิล์มถ่ายรูป ฟิล์ม

ฟิล์มขาวดำ Rollei RPX 25 120 Medium Format Black and White Film ฟิล์มใหม่ วันหมดอายุ 01/2028 A low-speed panchromatic black and white film with a nominal sensitivity of ISO 25/15°. Aside from the extraordinarily fine grain, the Rollei RPX 25 has great resolving power and high acutance. Rollei RPX 25 is characterized by a high sensitivity reserve of one f-stops, depending upon development. The thin, silver-rich emulsion is coated onto a crystal-clear base and offers an excellent balance between image quality (sharpness/fine grain) and speed yield. Features: • low-speed panchromatic film, ISO 25/15° • resolving power contrast 1000:1 = 260 lines/mm • RMS granularity (x1000) = 8 • extended exposure latitude (between 12 and 50 ISO) • good for push/pull processing • good tone reproduction • great maximum density • transparent = ideal for scanning and as a slide • anti-curling layer ensures optimum flatness #Rollei #RPX25 #120film #bkkfilm #mediumformat #ฟิล์ม120