This is the Jupiter-12 (Юпитер-12) 35mm f/2.8 Chapter 50

This is the Jupiter-12 (Юпитер-12) 35mm f/2.8 Chapter 50

This is the MIR 20M, (МИР - 20М , World) 20mm f/3.5 K.M.Z. Chapter 49

This is the MIR 20M, (МИР - 20М , World) 20mm f/3.5 K.M.Z. Chapter 49

This is the Minolta MC ROKKOR PF 85mm f/1.7 Chapter 48

This is the Minolta MC ROKKOR PF 85mm f/1.7 Chapter 48

This is the Minolta MC W ROKKOR-SG 28mm f/3.5 Chapter 47

This is the Minolta MC W ROKKOR-SG 28mm f/3.5 Chapter 47

This is the Minolta MC W ROKKOR HH - 35mm f/1.8 Chapter 46

This is the Minolta MC W ROKKOR HH - 35mm f/1.8 Chapter 46

This is the Minolta AUTO-ROKKOR PF - 55mm f/1.8 Chapter 45

This is the Minolta AUTO-ROKKOR PF - 55mm f/1.8 Chapter 45

This is the Minolta 58mm f/1.4. Chapter 44

This is the Minolta 58mm f/1.4. Chapter 44

This is the Takumar 135mm f/3.5 Chapter 43

This is the Takumar 135mm f/3.5 Chapter 43

This is the Super-Multi-Coated Fish-Eye-Takumar 17mm f/4 Chapter 42

This is the Super-Multi-Coated Fish-Eye-Takumar 17mm f/4 Chapter 42

This is the Super-Multi-CoatedTakumar 120mm f/2.8. Chapter 41

This is the Super-Multi-CoatedTakumar 120mm f/2.8. Chapter 41

This is the Auto Yashinon 55mm f/1.2 (Tomioka lens) Chapter 40

This is the Auto Yashinon 55mm f/1.2 (Tomioka lens) Chapter 40

This is the

This is the "Super-Multi-Coated Macro-Takumar 50mm f/4. Chapter 39

This is the Auto-Yashinon DS-50 f1.4 (Tomioka lens). Chapter 38.

This is the Auto-Yashinon DS-50 f1.4 (Tomioka lens). Chapter 38.

This is the Auto Revuenon 55mm f/1.4 (Tomioka lens). Chapter 37.

This is the Auto Revuenon 55mm f/1.4 (Tomioka lens). Chapter 37.

Dehancer Film Emulation Review/Tutorial.

Dehancer Film Emulation Review/Tutorial.

This is the Yashica Yashinon 45mm f/1.4 (Modified lens). Chapter 36.

This is the Yashica Yashinon 45mm f/1.4 (Modified lens). Chapter 36.

This is the Konica Hexanon35mm f/2.8 (Retro-focus system). Chapter 35.

This is the Konica Hexanon35mm f/2.8 (Retro-focus system). Chapter 35.

This is the Konica Hexanon AR 57mm f/1.2. Chapter 34.

This is the Konica Hexanon AR 57mm f/1.2. Chapter 34.

This is the Auto-Yashinon-DX 50mm f/1.7 (Tomika lens) Chapter 33.

This is the Auto-Yashinon-DX 50mm f/1.7 (Tomika lens) Chapter 33.

This is the Mamiya Sekor 48mm f/1.5 (Modified lens) Chapter 32.

This is the Mamiya Sekor 48mm f/1.5 (Modified lens) Chapter 32.

This is the AUTO-Takumar 85mm f/1.8. Chapter 31.

This is the AUTO-Takumar 85mm f/1.8. Chapter 31.

This is the SUPER-Takumar 105mm f/2.8. Chapter 30.

This is the SUPER-Takumar 105mm f/2.8. Chapter 30.

This is the SUPER-MULTI-COATED-Takumar 24mm f/3.5. Chapter 29.

This is the SUPER-MULTI-COATED-Takumar 24mm f/3.5. Chapter 29.

This is the AUTO-Takumar 35mm f/2.3 (a retro-focus lens). Chapter 28.

This is the AUTO-Takumar 35mm f/2.3 (a retro-focus lens). Chapter 28.

This is the SUPER-Takumar 28mm f/3.5. Chapter 27.

This is the SUPER-Takumar 28mm f/3.5. Chapter 27.

This is the SUPER-Takumar 50mm f/1.4. Chapter 26.

This is the SUPER-Takumar 50mm f/1.4. Chapter 26.

The Asahi Pentax History Course (Chapter Two)

The Asahi Pentax History Course (Chapter Two)

The Asahi Pentax History Course (Chapter One).

The Asahi Pentax History Course (Chapter One).

This is the SUPER-Takumar 55mm f/2. Chapter 25.

This is the SUPER-Takumar 55mm f/2. Chapter 25.

This is the TAKUMAR 58mm f/2.4. Chapter 24.

This is the TAKUMAR 58mm f/2.4. Chapter 24.