我見有唔少玩具機都係用120菲林, 120同普通菲林有咩唔同? 正沖同負沖又係咩?
<p>我見有唔少玩具機都係用120菲林, 120同普通菲林有咩唔同? 正沖同負沖又係咩? <br _mce_bogus="1"></p>
By jordon chan (graduate) on 2012-08-29 Answers 1 Views 131
By ray ng (middle-school student) on 2012-08-30
120 片幅較大 2.25X2.25 吋，因有紙條拓底，所以片基很薄，及膠片面績較大，放較大相片時成像也很清悉，多為需要放大相等專業用途。 菲林分正片同負片 負片係普通底片 正片就係幻燈片 正沖同負沖即係解沖正片同沖負片，兩者用既藥水係唔同的
